Ruby and diamond ring. Centred by an oval shaped ruby weighing 2.83 carats within a border of round brilliant-cut diamonds, estimated total diamond weight 1.60 carats, mounted in white and yellow 18ct gold, UK hallmarks, weight 6gm, ring size N 1/2. Accompanied by GSL report no. AA70379/1, dated 26 March 2025, stating that the ruby is of Thai origin with no evidence of heat treatment.