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Auction House:
Bonhams
Number of lots recorded:96
Lots with images:96
Prices available:96
Category:
LotDescriptionPriceImage
*** A diamond single-stone ring (photographed unmounted), the round brilliant-cut diamond, weighing 5.42 carats, within a six-claw setting, mounted in 18 carat white gold, ring size M. Accompanied by a report from the Gemmological Institute of America (GIA)… ***
*** A diamond line bracelet, each of the eleven round brilliant-cut diamonds of varying size, individually box collet-set in an articulated mount with alternating rectangular sections of floral motif design with a concealed clasp. Known total diamond weight… ***
*** A diamond brooch, 1950s, the pierced brooch of bow design, mounted with a central marquise-cut diamond weighing 4.18 carats, to the engraved foliate detail and diamond collet terminals, set throughout with single and circular-cut diamonds, remaining… ***
*** A diamond single-stone ring, 1940s, the step-cut diamond, weighing 4.85 carats, set between staggered bagette-cut diamond shoulders, mounted in platinum, ring size K. Accompanied by a report from the Gemmological Insitute of America (GIA) stating that the… ***
*** A diamond single-stone ring (photographed unmounted), the round brilliant-cut diamond, weighing 4.1 carats, within a six-claw setting, mounted in 18 carat white gold, ring size M. Accompanied by a report from the Gemmological Institute of America (GIA)… ***
*** A diamond single-stone ring (photographed unmounted), the round brilliant-cut diamond, weighing 5.19 carats, within a six-claw setting, mounted in 18 carat white gold, ring size M. Accompanied by a report from the Gemmological Institute of America (GIA)… ***
*** An impressive diamond single-stone ring, the round brilliant-cut diamond, weighing 4.61ct, between tapered baguette-cut diamond shoulders, mounted in 18ct gold, ring size N. ***
*** An important platinum and diamond riviere, circa 1934, collet-set with 80 old European-cut diamonds, masterfully graduated in size from the centre, the largest diamond weighing approximately 1.97 carats, cased by Hoover & Smith Co. Philadelphia, gross… ***
*** Unmounted coloured diamond, the round brilliant-cut fancy yellow diamond weighing 6.15 carats. Accompanied by GSL report no. AA67150, dated 8 December 2022, stating that the diamond is fancy yellow colour and VS1 clarity.| ***
*** Burma ruby and diamond ring, set with a cushion shaped ruby weighing 4.34 carats between scrolling single-cut diamond-set shoulders, weight 6.6gm, ring size K. Accompanied by SSEF report no. 119670, dated 19 November 2021, stating that the natural ruby is… ***
*** A 4.04 carat emerald cut diamond ring, four claw-set with emerald cut diamond of known weight 4.04 carats, set on either side with triangular step cut diamond, total estimated weight 0.88 carat, the central stone accompanied by a GSL diamond Grading… ***
*** Cartier 'Juste Un Clou' diamond bracelet, the trifurcated bangle taking the form of a nail, pave-set to the front with round brilliant-cut diamonds, signed Cartier, size 17, estimated total diamond weight 3.61 carats, mounted in 18ct rose gold, inner… ***
*** An impressive diamond bracelet, designed as a double row of collet-set old European-cut diamonds, set at intervals with larger old European-cut diamonds, the largest with estimated weight of 3.18 carats, estimated total diamond weight 23.67 carats,… ***
*** 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. ***
*** Fancy coloured diamond and diamond ring, set with a fancy light yellow round brilliant-cut diamond weighing 5.81 carats, between baguette-cut diamond shoulders, mounted in 18ct gold, weight 8.5gm, ring size N 1/2. Accompanied by GSL report no. AA66317,… ***
*** Cartier, 'Juste un Clou' diamond bracelet, the trifurcated bangle taking the form of a nail, pave-set to the front with round brilliant-cut diamonds, signed Cartier, size 17, estimated total diamond weight 3.61 carats, mounted in 18ct rose gold, inner… ***
*** A 6.04 carat heart-shaped diamond pendant, the bezel-set heart-shaped diamond of known weight 6.04 carats suspended from trace-link chain, the diamond accompanied by a GSL diamond Grading report number AA47852/1 stating E colour and SI2 clarity. 18ct… ***
*** An Art Deco ruby and diamond ring, 1920s, the cushion-shaped ruby, weighing 1.91 carats, set between stepped baguette-cut diamond shoulders, ruby is likely to be of early 19th century cut, diamonds approximately 0.80 carat total, mounted in platinum, ring… ***
*** Diamond single-stone ring, the old European-cut diamond weighing 8.24 carats, platinum, weight 6.7gm, ring size N. Accompanied by GSL report no. AA67942 dated 30 June 2023, stating that the diamond is light yellow colour and SI1 clarity.| ***
*** A diamond single-stone ring, the round brilliant-cut diamond, weighing 3.54 carats, within a six-claw setting, between brilliant-cut diamond shoulders, mounted in 14 carat white gold, ring size R . Accompanied by a report from the Gem Studies laboratory… ***
*** A diamond single-stone ring (photographed unmounted), the round brilliant-cut diamond, weighing 4.10 carats, within a six-claw setting, mounted in 18 carat white gold, ring size M. Accompanied by a report from the Gemmological Institute of America (GIA)… ***
*** A single-stone diamond ring, the round brilliant-cut diamond, weighing 8.24 carats, within an eight-claw setting, mounted in 9 carat white gold, ring size 0 . Accompanied by a report from the Gem Studies Laboratory (GSL), Australia, stating that the… ***
*** 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… ***
*** Louis Vuitton, diamond, aquamarine and beryl ring, featuring cushion shaped green beryl weighing 2.70 carats and a cushion shaped aquamarine weighing 2.40 carats, set throughout with brilliant and baguette-cut diamonds, known diamond weight 7.20 carats,… ***
*** A diamond longchain, designed as two hundred and forty-eight slightly graduated, spectacle-set brilliant-cut diamonds weighing a total of 50.54 carats, with pave-set diamond clasp, length 182.9 cm ***
*** An impressive coloured diamond and diamond ring the round brilliant-cut diamond with known weight of 7.80 carats within a four claw setting to brilliant-cut diamond-set shoulders, estimated remaining diamond weight 0.50 carats, mounted in 18ct gold, gross… ***
*** An unmounted diamond, the radiant-cut diamond weighing 3.03 carats . Accompanied by a report from the Gemological Institute of America (GIA) stating that the diamond is D colour, VS1 clarity. Report number 15802557, dated 23 April 2007 ***
*** An attractive diamond tiara, circa 1890 designed as an expertly graduated knife wire fringe of old European and rose-cut diamonds, the largest weighing approximately 1.15 carats, issuing similarly-set foliate terminals, converting to a necklace, three… ***
*** A diamond single-stone ring, the round brilliant-cut diamond weighing approximately 6.30 carats, mounted in platinum, gross weight approximately 3.80 grams, size M. Accompanied by GSL valuation no. AA28523/1, dated 15 September 1999, stating that the… ***
*** An 8.64 carat diamond collar, the brick link collar centred by a bezel set diamond of known weight 8.64 carats and accompanied by a GSL diamond Grading report number AA47852/2 stating M colour and VVS1 clarity. 18ct white, yellow and rose gold. Length of… ***
*** Diamond and platinum bracelet, of geometric openwork design set throughout with old brilliant, baguette and single-cut diamonds, estimated total diamond weight 20.00carats, mounted in platinum, weight 67.0gm, length 18.5 cm. ***
*** An impressive diamond pendant, the bezel-set pear-shaped diamond weighing 5.01 carats, mounted in 18ct white gold. Accompanied by GSL report no. AA64486/1, dated 8 December 2020, stating that the diamond is E colour and SI2 clarity. ***
*** A Belle Epoque diamond pendant, circa 1910, the open work pendant suspending an articulated knife-wire bar set with two old European-cut diamonds, the principal diamond weighing approximately 5.00 carats, estimated remaining diamond weight 1.60 carats,… ***
*** Diamond single stone ring, set with a round brilliant-cut diamond weighing 3.62 carats between diamond set shoulders, 18ct gold. Accompanied by a GSL report no. AA60243/1, dated 5 March 2018, stating that the round brilliant-cut diamond weighing 3.62… ***
*** Natural pearl necklace, a strand of graduated pearls including natural pearls and six cultured pearls, measuring 4.70 - 8.50 mm, 9ct gold clasp, accompanied by retailer's box 'Mallett, The Octagon Bath', length 54 cm. Accompanied by GSL report no. AA68472… ***
*** Diamond bracelet composed of eight open cushion-shaped links with double clover detail set with round brilliant-cut diamonds, alternating with baguette-cut diamond set links, estimated total diamond weight 13.50 carats, mounted in 18ct gold, weight 41.4gm… ***
*** A 2.54 carat natural fancy vivid yellow diamond ring, the Tiffany style mount bezel set with a central radiant cut diamond of known weight 2.54 carats, accompanied by a GIA diamond grading report number 2105741539 stating natural fancy vivid yellow colour… ***
*** A diamond single-stone ring (photographed unmounted), the round brilliant-cut diamond, weighing 2.20 carats, within a six-claw setting, mounted in 18 carat white gold, ring size M. Accompanied by a report from the Gem Studies Laboratory (GSL), Australia,… ***
*** A diamond line bracelet, designed as a line of twenty-nine round brilliant-cut diamonds, weighing approximately 0.50 carat respectively, each mounted within a four-claw setting, diamonds approximately 14.46 carats total, mounted in 18 carat white gold,… ***
*** Roy King, a gold and diamond necklace, circa 1960, of woven design set with round brilliant-cut diamonds, estimated total diamond weight 1.50carat, signed RCK, London hallmarks, accompanied by Hardy Brother's box, 18ct gold, length 40.0 cm, weight 79.2gm.… ***
*** Paspaley a South Sea cultured pearl necklace, composed of a graduated strand of 34 Australian South Sea pearls, measuring from approximately 12.00 to 15.00 mm, set with an invisible pearl clasp, signed Paspaley, accompanied by signed fitted box, gross… ***
*** A diamond single-stone ring, set with an old European-cut diamond weighing 3.08 carats, mounted in platinum, gross weight 4.1gm, ring size T. Accompanied by GSL report no. AA64425/3, dated 27 November 2020, stating that the diamond is F colour and SI2… ***
*** An aquamarine ring the large rectangular mixed-cut aquamarine, weighing approximately 94.30 carats, mounted in 18ct white gold, size S. Accompanied by GSL report no. AA61358/1, dated 10 October 2018, stating that the aquamarine is natural with strong… ***
*** A diamond single-stone ring, the old European-cut diamond approx. 3.85ct, mounted in 18ct gold and platinum, ring size N 1/2. ***
*** A diamond 'Love' bangle, by Cartier, the polished oval band pave-set throughout with brilliant-cut diamonds and decorated with screwhead motifs, diamonds approx. 2.00ct total, signed Cartier, inner diameter 5.5 x 4.9 cm. Accompanied by Cartier fitted box,… ***
*** A pair of diamond earrings, each mounted with a round brilliant-cut diamond, weighing 2.41 and 2.28 carats respectively, within a four-claw setting, mounted in 18 carat white gold. Accompanied by two reports from the European Gemological Laboratory (EGL),… ***
*** A fine diamond collar, of rope-twist design accented to the front with five round brilliant-cut diamond set rings, diamonds approx. 4.50ct total, 18ct gold, inner circumference 38 cm, weight 154.5gm. ***
*** An Art Deco diamond bracelet, 1930s, of geometric design, modelled as three rectangular diamond-set plaques with central step-cut diamond collets, to the scrolling baguette-cut diamond accents, with similarly-set diamond clasp, mounted in white gold,… ***
*** An Edwardian three stone diamond ring, the crossover style ring set three across with graduating cushion-cut diamonds totalling 7.41 carats ***
*** Diamond single stone ring, the round brilliant-cut diamond weighing 2.50 carats between diamond set shoulders, 18ct gold, ring size O. Accompanied by a GSL certificate no. AA60243/2, dated 5 March 2018, stating that the round brilliant-cut diamond… ***
*** Cerrone, diamond single-stone ring, set with a round brilliant-cut diamond weighing 2.81 carats between brilliant-cut diamond set shoulders, signed Cerrone, remaining diamond weight 0.89 carats, 18ct gold, accompanied by maker's box, weight 6.5gm, ring… ***
*** Platinum and diamond double clip brooch set throughout with round brilliant and baguette-cut diamonds, estimated total diamond weight 30.55carats, accompanied by fitted box, weight 41.3gm, measuring 8.5 x 5 cm. The double clip brooch came into fashion in… ***
*** A pink sapphire and diamond brooch, modelled as a peacock seated upon a textured gold branch, the body composed of a cushion-shaped pink sapphire measuring 17.10 x 13.85 x 10.14 mm, to the circular-cut diamond and gold wirework feather detail, with pink… ***
*** A diamond single-stone ring, the round brilliant-cut diamonds, weighing 5.18 carats, in a four-claw setting, mounted in 18 carat white gold, European control mark, ring size P . Accompanied by a report from the Gem Studies Laboratory (GSL), Australia.… ***
*** A pair of diamond earrings, the brilliant-cut diamonds weighing 2.21 and 2.01 carats. Accompanied by two certificates from the Gemological Institute of America (Gia) stating that the diamonds are K and J colour, SI1 and SI2 clarity. Certificate numbers… ***
*** Van Cleef & Arpels, diamond and onyx necklace and earclip suite, each designed as a ribbon bow set with round brilliant-cut diamonds and interspersed with circular-cut onyx, signed VCA, numbered, French assay marks, 18ct gold, gross weight 54.3gm, lengths… ***
*** Cartier, 'Draperie' necklace, formed by ten swags of beaded chain, suspending spherical drops inset with round brilliant-cut diamonds, estimated total diamond weight 0.45 carats, signed Cartier and numbered, 18ct gold, accompanied by fitted box, weight… ***
*** A diamond single-stone ring, the round brilliant-cut diamond, weighing 4.01 carats, within a six-claw white gold setting, with polished yellow gold hoop of knife-edge design, mounted in 18 carat yellow gold, ring size N1/2 . Accompanied by a report from… ***
*** Tiffany & Co., a diamond single-stone ring, the round brilliant-cut diamond weighing 2.71ct between brilliant-cut diamond shoulders, mounted in platinum, signed Tiffany & Co., London hallmarks, numbered, ring size P. Accompanied by a report from GSL (Gem… ***
*** A diamond single-stone ring, the old brilliant-cut diamond, weighing 2.78 carats, set between fleur-de-lys shoulders, mounted in 18 carat white gold, ring size M, maker's case by Carrington & Co. Ltd, 130 Regent Street. Accompanied by a report from the… ***
*** An 18 carat gold, tourmaline and cultured pearl necklace, by De Vroomen, London, for Paspaley, designed as a series of fourteen oval-shaped pink tourmaline cabochons, each mounted within a yellow gold surround, interspersed by eleven South Sea Paspaley… ***
*** A diamond riviere necklace, designed as a line of graduated round brilliant-cut diamonds, ranging from 0.70 to 0.04 carat, diamonds approximately 12.67 carats total, mounted in 18 carat white gold, length 43.0 cm ***
*** A diamond necklace of fringe design, the front of the necklace composed of a series of graduated pear-shaped and brilliant-cut diamond articulated drops, each suspended from a line of alternating baguette and brilliant-cut diamonds, with similarly-set… ***
*** A diamond necklace, together with a pair of earrings, the necklace composed of 103 round brilliant-cut diamonds, measuring approximately 0.23 carats, each; the earrings of similar design, each set with a line of three round brilliant-cut diamonds,… ***
*** An unmounted diamond, the princess-cut diamond, weighing 3.03 carats. Accompanied by a report from the Gemological Institute of America (GIA) stating that the diamond is E colour, VS1 clarity. Report number 15635253, dated November 13 2006. ***
*** A diamond line bracelet, each of the thirty-one round brilliant cut diamonds four claw set in an articulated mount. Total diamond weight 16.74 carats. 18ct white gold. Length 16.5 cm. ***
*** A ruby and diamond necklace of foliate and floral design, the front set with oval and pear-shaped rubies, highlighted by pear, marquise and round brilliant-cut diamonds to a fancy link back chain, total estimated diamond weight 12.70 carats, total… ***
*** Diamond single-stone ring, the round brilliant-cut diamond weighing 2.05 carats, between baguette-cut diamond shoulders, mounted in platinum and 18ct gold, ring size O. Accompanied by GSL report no. AA66289, dated 30 May 2022, stating that the diamond is… ***
*** A sapphire and diamond ring centring a rectangular step-cut sapphire weighing 15.40 carats between marquise-cut diamond shoulders, estimated total diamond weight 0.80 carats, mounted in gold, ring size O. Accompanied by GSL report AA65701/1 dated 7… ***
*** A diamond single-stone ring (photographed unmounted), the round brilliant-cut diamond, weighing 2.90 carats, within a six-claw setting, mounted in 18 carat white gold, ring size M. Accompanied by a report from the Gem Studies Laboratory (GSL), Australia,… ***
*** A sapphire and diamond ring, centring a cushion-shaped sapphire, weighing 16.26 carats, mounted within a millegrain round brilliant-cut diamond surround, with similarly-set shoulders, diamonds approximately 1.80 carats total, mounted in 18 carat white… ***
*** A cultured pearl necklace, the long strand composed of seventy-three graduated South Sea pearls measuring 11.1-13.0 mm, with plain ball clasp, length 96.0 cm ***
*** A pair of diamond earrings, the brilliant-cut diamonds, weighing 2.26 and 2.18 carats, each within a four-claw setting, mounted in platinum. Accompanied by two certificates from the Gemological Institute of America (GIA) stating that the diamonds are J… ***
*** A sapphire and diamond cluster pendant, the cushion-shaped old-cut sapphire, weighing 13.01 carats, set within an old brilliant-cut diamond cluster surround, diamonds approximately 0.90 carat, mounted in yellow gold, length 2.5 cm . Accompanied by a… ***
*** A pair of diamond earclips, 1950s, the earclips, each issuing a spray of diamonds, set with round brilliant-cut diamonds weighing 1.85 and 1.84 carats respectively, mounted in 18 carat white gold, remaining diamonds approximately 2.0 carats total, width 2… ***
*** A 1.77 carat solitaire diamond ring by Canturi, four claw set with a modern round brilliant cut diamond, and accompanied by GIA certificate number 2106607025 stating D colour and VS2 clarity. 18ct white gold. Ring size I and 1/2. ***
*** 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… ***
*** A diamond and gem-set 'Allegra' necklace, by Bulgari, of flexible design, composed of four rows of round cultured pearls, measuring approximately 7.00 mm each, alternately set with vari-cut multi-coloured gemstones including blue topaz, amethyst, peridot,… ***
*** A diamond single-stone ring (photographed unmounted), the round brilliant-cut diamond, weighing 2.45 carats, within a six-claw setting, mounted in 18 carat white gold, ring size M. Accompanied by a report from the Gem Studies Laboratory (GSL), Australia,… ***
*** A diamond single-stone ring, by Tiffany & Co, the step-cut diamond, weighing 2.21 carats, set between tapered baguette-cut diamond shoulders, signed Tiffany & Co., mounted in platinum, ring size J. Accompanied by a photocopy of a certificate from the GIA… ***
*** A sapphire and diamond suite, circa 1900, comprising of a brooch, bracelet and earrings, each set with a cushion-shaped sapphire within a surround of old-European cut diamonds, estimated total diamond weight 3.80 carats, gross weight approximately 32.40… ***
*** A coloured sapphire and diamond ring, set with an octagonal-shaped pink sapphire, weighing 8.27 carats, between baguette-cut diamond shoulders, estimated total diamond weight 0.45 carats, mounted in platinum, size M. Accompanied by Ssef report no. 109932,… ***
*** Impressive diamond bracelet, of openwork design, the articulated links bead-set throughout with round brilliant-cut diamonds, estimated total diamond weight 16.50 carats, 18ct gold, weight 94.7gm, width 2.7 cm, length 17.5 cm. Provenance: The Caroline… ***
*** A diamond pendant set with a round brilliant-cut diamond with known weight of 5.01 carats, the surround and gallery set with further round brilliant-cut diamonds, known remaining diamond weight 0.49 carats, mounted in 18ct white gold. ***
*** An emerald and diamond necklace, Tony White, the necklace consisting of six rows of graduated polished emerald beads, set to each side with a carved emerald and diamond plaques, diamonds approx 3.70ct total, length of shortest strand 40.5 cm. ***
*** A 5.37 carat solitaire diamond ring, four claw-set with an emerald cut diamond of known weight 5.37 carats. Accompanied by a GSL diamond Grading report number AA48253/3 stating O colour and VVS2 clarity. 18ct white gold. Ring size Q ***
*** Van Cleef & Arpels, pair of 'Pelous Hawaii' diamond and gem-set earclips, circa 1950, the bombe earrings composed of polished spheres and clusters of brilliant-cut diamonds, circular-cut rubies and sapphires forming flowerhead motifs, estimated total… ***
*** 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… ***
*** Emerald and diamond brooch, the square step-cut emerald weighing 20.19 carats within a surround of round brilliant, baguette and marquise-cut diamonds, estimated total diamond weight 4.20 carats, on diamond deficient, platinum, weight 25.7gm, measuring… ***
*** Pair of diamond studs, each six claw set with a round brilliant-cut diamond, weighing 1.63 and 1.53 carats respectively, mounted in yellow gold, gross weight 2.5gm. Accompanied by GSL report no. AA67468/3, dated 9 March 2023, stating that the diamond is G… ***
*** A diamond single-stone ring, the round brilliant-cut diamond weighing 4.16 carats, mounted in 18ct white gold, size N. Accompanied by GSL report AA65013/3, dated 11 May 2021, stating that the diamond weighing 4.16carats is P colour and VS1 clarity. ***
*** Tiffany & Co., diamond 'Enchant Flower' necklace, designed as a swag of flowers set throughout with rose and brilliant-cut diamonds, estimated total diamond weight 12.50 carats, signed Tiffany & Co., mounted in platinum, accompanied by maker's box, weight… ***
*** Australian South Sea pearl necklace, the graduated bell-shaped pearls measuring approximately 110 - 150 mm, set with hidden pearl clasp, weight 255gm, length 109.5 cm. ***
*** A ruby and diamond ring, by Harry Winston, the oval-shaped cabochon ruby, weighing 9.94 carats, set between a pair of shield-shaped diamonds, diamonds weighing approximately 1.00 carat total, maker's mark, Italian assay mark for gold, ring size L1/2 ***
*** A diamond single-stone ring, the brilliant-cut diamond, weighing 4.01 carats, within a six-claw setting, ring size J. Accompanied by a certificate from the gem studies laboratory (Gsl), stating that the diamond is L colour, VS2 clarity. Certificate number… ***
*** A solitaire diamond ring, six claw set with a round brilliant cut diamond of estimated weight 4.10 carats. Weight 8.9 grams. Ring size Q. ***