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Australia Jewels — Bonhams

Auction House:BonhamsNumber of lots recorded:138
Sale Title:Australia JewelsLots with images:138
Auction Location:SydneyPrices available:94
Date:18-Apr-2023
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Diamond ring of bombe design set with round brilliant-cut diamonds and polished batons, estimated diamond weight 1.20 carats, weight 8.3gm, ring size M.
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Pair of ruby and diamond Pendent earrings, each set with brilliant and baguette-cut diamonds and centred by a pear shaped ruby, estimated total diamond weight 1.20 carats, 18ct gold, gross weight 4.9gm, length 2.5 cm.
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Jan Logan, ruby and diamond ring, the oval ruby within a stepped double row of round brilliant-cut diamonds, estimated total diamond weight 10 carats, signed J.L, 18ct gold, untested for origin and colour, weight 7.3gm, ring size K.
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Pair of diamond clips, each clip of spray design set with single, brilliant and baguette-cut diamonds, mounted in a brooch fitting, estimated total diamond weight 50 carats, 18ct gold, gross weight 16.5gm, length 4.5 cm.
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18ct gold and diamond necklace to the front a plaque set with brilliant-cut diamonds, estimated total diamond weight 10 carats, 18ct gold, weight 16.6gm, length 42 cm.
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Pair of diamond and emerald earclips, each set with a round brilliant-cut diamond weighing approximately 0.65 carats, accented with a spray of vari-cut emeralds, single and brilliant-cut diamonds, 18ct gold, maker's mark indistinct, gross weight 16.5gm, length 3 cm.
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Emerald and diamond ring, set with a square step-cut emerald weighing 3.71 carats between diamond set shoulders, estimated total diamond weight 0.50 carats, 18ct gold, weight 9gm, ring size N 1/2., accompanied by GSL report no. AA67333, dated 14 February 2023, stating that the natural Zambian emerald shows minor oil treatment.
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Sapphire, emerald and diamond ring, centred by an oval shaped sapphire between rows of step-cut emeralds and brilliant-cut diamonds, estimated total diamond weight 0.30 carats, 18ct gold, weight 6.7gm, ring size N.
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18ct gold and diamond necklace to the front a plaque set with single-cut diamonds, estimated total diamond weight 0.50 carats, deficient one diamond, 18ct gold, gross weight 28.4gm, length 46 cm.
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18ct two tone gold necklace of rope twist design, 18ct gold, weight 138.8gm, length 92.5 cm.
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18ct gold necklace of Byzantine link design, weight 81.3gm, length 77 cm.
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18ct gold bracelet with textured platted links, 18ct gold, weight 60.4gm, length 18.5 cm.
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Diamond and onyx earrings of bombe design set with round brilliant-cut diamonds within an onyx border, estimated total diamond weight 2.50 carats, 18ct gold, gross weight 12.7gm, length 2 cm.
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Diamond and onyx ring, set with alternating bands of round brilliant-cut diamonds and onyx, estimated total diamond weight 10 carats, 18ct gold, weight 11.4gm, ring size J 1/2.
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Coloured diamond and diamond brooch, the stylised leaves set with round brilliant-cut diamonds and suspending two round brilliant-cut fancy intense yellow diamonds, weighing 1.90 carats and 1.70 carats respectively, 18ct gold, weight 10.8gm, length 4.5 cm., accompanied by GSL report no. AA67318/2, dated 10 February 2023, stating that the diamond weighing 1.90 carats is fancy intense yellow and VS2 clarity. Accompanied by GSL report no. AA67318/1, dated 10 February 2023, stating that the diamond weighing 1…
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Colour diamond ring, set with two round brilliant-cut diamonds of yellow tint, each weighing approximately 0.90 carats, 18ct gold, weight 7.7gm, ring size M.
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Unmounted diamond, round brilliant-cut diamond weighing 13 carats, within a sealed packet., accompanied by, the jewellery Council of South Africa diamond Certification laboratory report no. 26711, dated 1 September 1983, stating that the diamond is exceptional white (D) colour and loupe-clean clarity.
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Unmounted diamond, the round brilliant-cut diamond weighing 8.74 carats., accompanied by GSL report no. AA67252, dated 24 January 2023, stating that the diamond is O colour and VS1 clarity.
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Unmounted diamond, the old European-cut diamond estimated weight 1.70 carats.
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Unmounted diamond, round brilliant-cut diamond with estimated diamond weight 30 carats.
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Pair of diamond earrings of spiral design set with round brilliant-cut diamonds, estimated total diamond weight 5.40 carats, 18ct gold, gross weight 16gm, length 2.4 cm.
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Tiffany & Co., cultured pearl and diamond necklace designed as a row of 36 white round pearls alternating with clusters of brilliant-cut diamonds, estimated total diamond weight 60 carats, signed Tiffany & Co., mounted in platinum, accompanied by maker's box, weight 618gm, length 42.5 cm.
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Tiffany & Co., 'Circlet' diamond necklace of lavaliere design, the necklace designed as a series of bezel-set round diamonds, estimated total diamond weight 3.80 carats, signed Tiffany & Co., mounted in platinum, accompanied by maker's box, weight 24gm, length necklace 42 cm, pendant 6 cm.
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Diamond ring, set with a round brilliant-cut diamond weighing 4.16 carats, between pear shaped diamond shoulders, estimated remaining diamond weight 0.70 carats, mounted in 18ct gold, ring size L., accompanied by GSL report no. AA66825, dated 29 September 2022, stating that the diamond is H colour and VS1 clarity.
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Canturi, gold 'Geometric' bracelet, the wide articulated band comprised of polished square and rectangular open links terminating in a ruby set clasp, signed Canturi, numbered, 18ct gold, weight 140.3gm, length 19.8 cm.
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Paolo Costagli, pair of turquoise, garnet and diamond earrings, each designed as an oval faceted turquoise cabochon suspending a trilliant-cut pinkish / red garnet and a similar larger turquoise cabochon, estimated total diamond weight 0.91 carats, signed Costagli, mounted in 18 carat, weight 12gm, length 4.50 cm.
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Paolo Costagli, aquamarine and diamond ring, set with three oval-cut aquamarine, weighing 8.82 carats, estimated diamond weight 0.40 carats, signed Costagli New York, 18ct gold, ring size N.
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Pair of mabe and diamond cluster earrings, each set with a mabe pearl measuring approximately 140 mm within a border of round brilliant-cut diamonds, estimated total diamond weight 0.60 carats, gross weight 10.7gm, length 2 cm.
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Cultured pearl necklace a single graduated row of forty-four cultured pearls measuring approximately 10 - 12 mm, with cultured pearl and cabochon emerald clasp. Necklace, English hallmarks rubbed, stamped 375, signed makers mark "D & F" 280 grams, length 57 cm
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Emerald and diamond ring, the brushed gold floral plaque centred with an oval shaped emerald, estimated weight 30 carats, accented with round brilliant-cut diamonds, maker's mark, 18ct gold, size M.
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Emerald and diamond Pendent earrings, each suspending an articulated pear shaped emerald, total estimated emerald weight 6.20 carats, estimated total diamond weight 1.65 carats, 18ct gold, gross weight 9.4gm, length 3.4 cm.
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Emerald and diamond ring, the cushion shaped emerald weighing approximately 30 carats, framed by a double border of round brilliant-cut diamonds, to diamond set shoulders, estimated total diamond weight 1.35 carats, 18ct gold, weight 6.1gm, ring size N 1/2.
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Diamond cluster ring designed as a cluster of round brilliant-cut diamonds, total estimated diamond weight 1.20 carats, 18ct gold, weight 5.7gm, ring size N.
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Paolo Costagli, morganite, aquamarine and diamond ring, set with a rectangular cushion shaped morganite, estimated weight 140 carats, between two similarly cut aquamarines, and brilliant-cut diamond set mount, known diamond weight 0.40 carats, signed Costagli New York, 18ct gold, ring size M.
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Sapphire and diamond bracelet, set with 17 pear shaped sapphires in pink, blue, green and orange within a diamond surround, estimated total sapphire weight 16.80 carats, estimated total diamond weight 2.40 carats, mounted 18ct gold, length 19 cm.
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Gucci, two diamond half eternity rings, each set with round brilliant-cut diamonds, the hoop with engraved detail, estimated total diamond weight 0.80carats, signed Gucci, made in Italy, Italian registry marks, accompanied by maker's box, 18ct gold, gross weight 9.1gm, ring size K 1/2.
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Pair of tanzanite and diamond Pendent earrings, each set with a triangular-shaped tanzanite, with estimated weight 40 carats, within in an openwork stepped surround accented by round brilliant-cut diamonds, estimated total diamond weight 20 carats, 14ct gold, gross weight 16.8gm, length 3.5 cm. (2)
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Canturi, platinum and diamond half eternity ring channel set with fourteen princess-cut diamonds, estimated total diamond weight 0.70 carats, signed Canturi mounted in platinum, weight 9.3gm, ring size P.
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Diamond ring, set with a princess-cut diamond, weighing 11 carats to round brilliant-cut diamond shoulders, estimated remaining diamond weight 0.20 carats, mounted in 18ct gold, weight 10.7gm, ring size M., accompanied by GSL report no. AA67017, dated 15 November 2022, stating that the diamond is F colour and SI2 clarity.
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Cultured pearl and diamond pendant, the star shaped bale set with round brilliant-cut diamonds, suspending a round white cultured pearl measuring approximately 120 mm, estimated total diamond weight 0.15 carats, 18ct gold, weight 4gm, length 2.5 cm.
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Diamond single stone ring, featuring a round brilliant-cut diamond weighing 1.65 carats, 18ct gold, ring size N 1/2., accompanied by GSL report no. AA64425/3, dated 31 October 2022, stating that the diamond is N colour and VS1 clarity.
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Diamond cluster ring, centred by a round brilliant-cut diamond with estimated weight 1.15 carats, within a border of brilliant-cut diamonds and an outer border of baguette-cut diamonds, mounted in 14ct gold, weight 7.7gm, ring size L.
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Diamond pendant earrings, each round brilliant-cut diamond surmount, with estimated weight of 0.35 carats, suspending an articulated detachable pear shaped frame with brilliant-cut diamond tassel, with estimated weight of 0.40 carats, mounted in gold, gross weight 7.3gm, length 3.2 cm.
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Cultured pearl and diamond necklace composed of two rows of cream cultured pearls measuring approximately 6.50 - 6.90 mm suspended from a diamond set clasp, mounted in platinum, length 49 cm.
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Aquamarine and diamond ring, centring a radiant-cut aquamarine weighing approximately 80 carats, within a border of brilliant-cut diamonds, 18ct gold, weight 6.3gm, ring size O.
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Paolo Costagli, turquoise and diamond earclips, each having a circular-shaped sleeping beauty turquoise cabochon suspending a pear shaped turquoise cabochon, the mount accented with round brilliant-cut diamonds, estimated total diamond weight 0.65 carats, signature Costagli partly obscured, mounted in 18ct gold, gross weight 8.5gm, length 3.5 cm.
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Morganite and diamond ring, the oval morganite weighing approximately 5.50 carats within a border of round brilliant-cut diamonds, estimated total diamond weight 0.60 carats, 18ct gold, weight 10.6gm, ring size N.
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Diamond single stone ring, set with a round brilliant-cut diamond, estimated weight 0.75 carats, between round brilliant-cut diamond set shoulders, signed Mdt, mounted in 18ct gold, weight 3.6gm, ring size G.
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Diamond dress ring pave-set with round brilliant-cut diamonds, estimated total diamond weight 15 carats, mounted in 18ct gold, weight 4.7gm, ring size K.
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Pair of diamond earrings, each of button design and set with round brilliant-cut diamonds, to the reverse a hook for suspending a drop, estimated total diamond weight 2.70 carats, mounted in gold, gross weight 6.8gm, length 1.4 cm.
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Diamond cluster ring of bombe design centrally set with a round brilliant-cut diamond with estimated weight 0.70carats, within a pave-set brilliant-cut diamond surround and shoulders, estimated remaining diamond weight 1.70 carats, 18ct gold, weight 11.30 grams, ring size P1/2.
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A diamond ring designed as two central rows of brilliant-cut diamonds between courses of baguette-cut diamonds, centred by a brilliant-cut diamond with estimated weight 0.30 carat, estimated remaining total diamond weight 1.50 carats, 18ct gold, weight 10.8gm, ring size L.
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Emerald and diamond cluster earrings Oval-shaped emeralds surrounded by ten brilliant-cut diamonds, estimated total emerald weight 0.60 carats, estimated total diamond weight 0.30 carats, mounted in 9ct gold, length 0.5 cm.
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Emerald and diamond ring, set with a rectangular step-cut emerald with estimated weight 1.45 carats, between marquise and round brilliant-cut diamond shoulders, estimated total diamond weight 0.35 carats, mounted in gold, weight 5.2gm, ring size M.
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Emerald and diamond necklace, set with alternating bands of marquise-shaped emeralds and brilliant-cut diamonds, estimated total diamond weight 10 carats, mounted in 14ct gold, weight 45.8gm, length 40 cm .
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Opal and diamond pendant, the oval black opal measuring approximately 23.50 x 18.50 x 5.25 mm, mounted in a gold frame accented with brilliant-cut diamonds, 18ct gold, weight 11.4gm, length 4.5 cm.
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18ct gold bracelet Italy of fancy link design, Italian registry marks, 18ct gold, weight 48.5gm, length 23.3 cm.
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18ct gold necklace, the fancy link design with polished and fluted links, 18ct gold, weight 48.7gm, length 42 cm
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Diamond and garnet Pendent earrings designed as a row of four graduated sugarloaf garnets, accented with round brilliant-cut diamonds, 18ct gold, weight 9.9gm, length 5 cm.
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Paspaley, gold and Clutured pearl 'Lavelier Circle' necklace, the pendant designed as a mesh basket containing an Australian South Sea pearl measuring approximately 150 mm, suspended from a fine adjustable trace link necklace, the design reflects the nautical ropes and nets used to house pearl oysters after divers have collected them from the wild, signed Paspaley, 18ct rose gold, accompanied by maker's pouch, necklace length 40 - 70 cm.
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Diamond single stone ring bezel set with a princess-cut diamond with estimated weight 10 carat, the shoulders channel set with brilliant-cut diamonds, estimate total remaining diamond weight 0.60 carats, 18ct rose gold, ring size O 1/2.
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Diamond necklace designed as a series of flat links set to the front with a row of twenty-four baguette-cut diamonds and centrally set with an emerald-cut diamond weighing approximately 0.95carats, estimated total remaining diamond weight 1.50 carats, weight 42.2gm, inner circumference 38.5 cm.
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A pair of diamond earrings, each earring set with ten baguette-cut diamonds, estimated total diamond weight 20 carats, 18ct gold, gross weight 5.2gm, length 2.4 cm.
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Ruby and diamond ring, set with an oval shaped ruby with estimated weight 0.60 carats to round brilliant-cut diamond shoulders, mounted in gold, ruby untested for origin and natural colour, weight 4.7gm, ring size N 1/2.
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Paspaley, cultured pearl necklace, the cable link chain suspending eight oval cultured South Sea pearls, measuring approximately 110 - 140 mm, Paspaley maker's mark, 18ct gold, accompanied by makers box and certificate, weight 90.3gm, length 55 cm.
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Quartz and diamond floral brooch, Austria designed as a bouquet of daisies, accented with brilliant-cut diamonds, maker's mark, Austrian assay marks, 14ct gold, length 8 cm.
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Quartz and diamond spray brooch, the lily blooms accented with single-cut diamonds, 18ct gold, hallmarks indistinct, weight 10.3gm, length 8 cm
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Sapphire and diamond Flowerhead brooch, each petal of openwork design and accented to their tips with brilliant-cut diamonds, centred by a cluster of seven circular-cut blue sapphires, 18ct gold, weight 21.7gm, length 4.2 cm.
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Diamond feather brooch, the articulated feather of openwork design accented throughout with brilliant and baguette-cut diamonds, the top set with a pear shaped diamond estimated weight 10 carat and terminating with a trilliant-cut diamond estimated weight 0.50carat, platinum, weight 17.3gm, length 6.4 cm.
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Diamond double clip brooch composed of two clips with a central link, of openwork design, set with baguette, square step and old European-cut diamonds, estimated total diamond weight 30 carats, platinum and gold, weight 22.4gm, length 5.8 cm.
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Platinum and diamond bracelet, set with 36 round brilliant-cut diamonds with total estimated diamond weight 90 carats, platinum, weight 19gm, length 17.5 cm.
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Platinum and diamond bracelet of openwork design the plaque centered by an emerald-cut diamond within a border of marquise and brilliant-cut diamonds, the articulated bracelet set with alternating rows of similarly cut diamonds, estimated total diamond weight 70 carats, platinum, weight 43.8gm, inner circumference 17 cm.
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Sapphire and diamond ring, the oval-shaped sapphire between fancy-cut sapphires and framed by round brilliant-cut diamonds, estimated total diamond weight 1.10 carats, 18ct gold, weight 5.7gm, ring size M 1/2.
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Diamond single stone ring and half eternity band, the diamond ring set with an old European-cut diamond weighing 1.51 carats, between tapered baguette-cut set shoulders, together with a half eternity band channel set with square step-cut diamonds, accompanied by GSL report no. AA67468/1, dated 9 March 2023, stating that the diamond is G colour and SI2 clarity.
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Sapphire and diamond cluster ring, centred by a pear shaped blue sapphire weighing 5.66 carats within a border of round brilliant-cut diamonds, estimated total diamond weight 0.60 carats, 18ct gold, weight 7.9gm, ring size S., accompanied by GSL report no. AA637934D, dated 24 May 2006, stating that the natural blue sapphire is of Ceylon origin.
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Diamond cluster ring, centring a round brilliant-cut diamond weighing approximately 1.10 carats, within a border of similarly cut diamonds, estimated remaining diamond weight 10, 18ct gold, weight 9.7gm, ring size N 1/2.
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Canturi, diamond and gem-set 'Cubism Colourburst' earring and necklace suite, each designed as a crescent set with step-cut diamonds, citrine, peridot, topaz, amethyst and tourmaline, the necklace suspended from a curb link necklace spectacle-set with rose-cut diamonds, estimated total diamond weight 5.50 carats, signed Canturi, numbered, mounted in 18ct gold, gross weight 39.8gm, length earrings 2.5 cm, pendant 3.5 cm, necklace 50 cm.
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Canturi, diamond and gem-set 'Cubism Colourburst' earring and necklace suite, each set with princess, step and brilliant-cut diamonds, circular-cut citrine and pink tourmaline, step-cut peridot and topaz, signed Canturi, numbered, 18ct gold, gross weight 59.5gm, length earrings 5 cm, pendant 7.5 cm, necklace approx. 80 cm.
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Cartier, 18K gold 'Ballon Bleu' automatic calendar chronograph bracelet watch movement: 33-jewel automatic, column wheel chronograph, dial: guilloche engraved silvered, black Roman numeral hour markers, black inner minute divisions with 5 minute markers, secret signature at 7, date aperture at 9, subsidiary dials at 3 and 6 for seconds and 30 minute recording, blued steel pointed baton hands, centre chronograph hand. Case: brushed and polished round, exhibition back secured by 8 screws, inset cabochon set…
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Cartier, tank Francaise 18K gold and stainless steel automatic bracelet watch, Self-winding movement, guilloched silvered dial with Roman numerals, blue steel hands, centre seconds, date aperture at 6 o'clock, brushed and polished steel case, brushed and polished steel and gold link bracelet with deployant buckle, case and dial signed, numbered 626655CE, accompanied by maker's fitted box, additional links, 28 mm.
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R C Yard, gold diamond watch, the silvered dial with Arabic numeral hour markers framed with asscher-cut diamonds, manual wind, the polished white gold 'Tank' bracelet with raised polished sculptured links, to folding clasp set with cabochon sapphire, total estimated diamond weight 1.20 carat, signed R C Yard, 14K gold, weight 66.7gm, length 18.5 cm.
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Tourmaline and diamond necklace, set to the front with a graduated row of princess-cut blue tourmaline with estimated weight 9.15 carats total, alternating with clusters of round brilliant-cut diamonds, to a brick-link necklace, estimated total diamond weight 1.25 carats, 18ct gold, weight 62.3gm, length 42 cm.
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Bulgari, 'B.Zero' diamond ring, pave-set with round brilliant-cut diamonds, signed Bulgari, Italian registry mark, 18ct gold, accompanied by maker's box, weight 14gm, ring size 55 / N.
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Graff, diamond 'Icon' bracelet, the rose gold bracelet pave-set with brilliant-cut diamonds in the Graff 'Icon' motif, signed Graff, English hallmarks, accompanied by maker's box, 5gm, length 20 cm
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Paspaley, Australian South Sea pearl necklace comprising 34 graduated round cultured South Sea pearls measuring 10-13 mm, signature Paspaley diamond set pearl, invisible clasp, signed Paspaley, 18ct gold, accompanied by maker's box, weight 95.7gm, length 45.3 cm.
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Amethyst and diamond pendant earrings, each set with sugarloaf shaped amethysts, accented with round brilliant-cut diamonds, signed Eostre, 18ct rose gold, weight 9.5gm, length 3.5 cm
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Amethyst and diamond cluster ring centring an oval-shaped amethyst measuring approximately 16.44 x 11.94 x 7.99 mm, within rows of round brilliant-cut diamonds and circular-cut amethyst, estimated total diamond weight 10ct, 18ct bi-colour gold, weight 26.2gm, ring size L with sizing band.
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Paolo Costagli, amethyst, sapphire and diamond ring, set with fancy-cut amethyst, weighing 9.77 carats, framed by a double border of circular-cut pink sapphires and brilliant-cut diamonds, diamonds weighing 0.44 carats, signed Costagli New York, 18ct rose gold, ring size L 1/2.
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Ruby and diamond bracelet, set with fourteen ruby and diamond clusters alternating with collet-set round brilliant-cut diamonds, estimated total ruby weight 16.50 carats, 18ct gold, untested for origin and natural colour, weight 15.6gm, length 19.8gm.
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Ruby and diamond pendant styled as a raspberry set with carved rubies and round brilliant-cut diamonds, platinum, weight 6.5gm, length 4 cm.
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Ruby and diamond ring, the plaque set with an oval shaped ruby weighing approximately 2.30 carats, within a border of brilliant-cut diamonds, estimated total diamond weight 0.20 carats, 18ct rose gold, untested for origin and natural colour, ring size O.
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Ruby and diamond pendant, the lozenge shaped openwork plaque centrally set with a marquise-cut ruby and set throughout with vari-cut rubies and round brilliant-cut diamonds, estimated total ruby weight 1.25carats, estimated total diamond weight 0.85carats, 18ct gold, weight 7.8gm, length 4 cm.
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Ruby and diamond ring, set with a fancy cut ruby measuring approximately 4.20 x 8.20 x 2.54 mm, accented with brilliant cut diamonds, mounted in gold, untested for origin and natural colour, weight 8.5gm, ring size M.
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Diamond single stone ring, set with an Asscher-cut diamond weighing approximately 15 carats between tapered baguette set shoulders, 18ct gold, weight 4.4gm, ring size M 1/2.
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Diamond ring of openwork design with alternating rows of round brilliant and princess-cut diamonds, estimated total diamond weight 20 carats, 18ct gold, weight 4.1gm, ring size M 1/2.
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Diamond ring, set to the top with a row of alternating princess and baguette-cut diamonds between rows of round brilliant-cut diamonds, estimated diamond weight 20 carats, 18ct gold, weight 7.9gm, ring size N 1/2.
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Diamond ring, the oval plaque set with round brilliant-cut diamonds, estimated total diamond weight 1.90 carats, 18ct gold, weight 9.3gm, ring size N 1/2.
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Sapphire and diamond cluster ring, designed as three oval sapphire and round brilliant-cut diamond clusters, estimated diamond weight 0.50 carats, mounted in gold, weight 4.2gm, ring size M 1/2.
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Diamond and emerald target ring, centring an old European-cut diamond weighing approximately 0.35 carats, within a border of calibre-cut emeralds and single-cut diamonds, platinum, ring size O.
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Floral spray brooch, 19th century, set throughout with rose and old European-cut diamonds, mounted in gold and silver, weight 10.5gm, length 6 cm.
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