Sapphire and Carre Cut Diamond Platinum Ring, An emerald cut sapphire weighing 1.03 carats set in an antique platinum mount, marked "10% IRID PLAT", with engraved shank and carre (step) cut natural diamond shoulders. Ring size is 6 3/4 and although engraving spans entire band but the ring could still be sized, recently cleaned and inspected by jeweler, total weight is 4.2 grams.