YEARS 1900 PEARL AND DIAMOND RING Centred on a round cultured pearl surrounded by brilliant-cut diamonds (old cut). Set in 18K yellow gold and platinum. French work. Gross weight: 7.49 g. Finger size: 50.5. Preliminary LFG examination: sea water cultured pearl. A cultured pearl, diamond, platinum and 18K yellow gold ring, circa 1900. French assay mark. Gross weight : 7,49 gr. Size : 50,5. LFG preliminary report, in their opinion : saltwater cultured pearl.