AN OPAL, GEM-SET AND DIAMOND COCKTAIL RING The central oval-shaped opal cabochon weighing approximately 12.00cts within a four-claw setting, to an oval-shaped yellow and green sapphire surround accented with circular-cut blue sapphires and brilliant-cut diamonds, mounted in 18K gold, sapphires approximately 6.50cts total, ring size M

Opal: white opal with good play-of-colour with green, orange and yellow flashes Sapphires: green hue, medium tone, overall well matched in colour Sapphires: yellow hue, medium tone, overall well matched in colour Sapphires: of blue hue, medium to dark tone, overall well matched in colour Diamonds: bright and lively Stamped 750 for 18K gold Minor signs of wear, overall in good condition Total gross weight approx. 11.40g