A SAPPHIRE AND DIAMOND RING, BY CARTIER The central oval-shaped sapphire weighing approximately 5.00cts within eight-claw setting accented with brilliant-cut diamonds to similarly-cut diamond shoulders, mounted in 18K gold, signed Cartier, numbered, with maker's mark, French assay mark, Swiss assay mark for Bienne, International convention mark, ring size O½ (56)

Sapphire: unable to gauge precisely the dimensions due to claws and unable to measure depth - approx. 13.57x10.25x5.10 = approx. 5.67cts - of blue hue, medium to dark tone, good transparency, colour zoning visible under a bright light source, facets are smooth Diamonds: too small to assess approx. weight and colour or clarity - overall bright and well matched Eagle's head for French 18K gold located on the outside hoop Numbered ON2087, maker's mark, Swiss assay mark, international convention mark, ring size 56 and signature, all located on the inside hoop Minor signs of wear, overall in good condition Total gross weight approx. 7.5g