67. STAR SAPPHIRE AND DIAMOND RING Round, set in the centre with a cabochon of star sapphire surrounded by old-cut diamonds, French import hallmarks for 18K gold (750°/00) and silver (800°/00), finger size 59, gross weight 10.82 g. STAR SAPPHIRE AND DIAMOND RING Designed as a cluster, set to the centre with a star sapphire cabochon within a surround of old brilliant-cut diamonds, French import marks for 18 carat gold and silver, ring size R, gross weight 10.82 grams.