Vintage cocktail ring created by Boucheron Paris in the 1970s. This vintage ring by Boucheron is made of 18 karat yellow gold, round brilliant cut diamond (F-G color, VS1 clarity, total weight 1.20 carats) and round faceted sapphire (total weight 1.30 carats). The ring is size 5 (re-sizable). Measurements: 7/8″ x 9/16″ (2.2 x 1.4 cm). Weight: 10.1 grams. The ring is stamped with Boucheron maker's mark, serial number and French hallmark for 18 karat gold. Timeless and elegant, the ring is a great addition to your jewelry collection. Boucheron made gemstone jewelry, diamond jewelry and precious metal jewelry including platinum jewelry and gold jewelry. Our estate jewelry collection comprises of vintage Boucheron rings, earrings, necklaces, bracelets and cufflinks.