Gorgeous modernist cocktail ring, created in New York city at the jewelry atelier of David Webb, back in the 1970. This ring has been designed with bold and sharp geometric patterns and carefully crafted in solid yellow gold of 18 karats and platinum. It is embellished with a great selection of natural earth mined gemstones. Diamonds: Mount in flat prongs settings, with 14 calibrated round brilliant cut diamonds, 2.80 carats, white colorless F color, VS-2/SI-1 clarity. Sapphire: Mount in the center in a bezel setting, with 1 oval cabochon cut (12 x 11 x 10 mm) of a natural blue star sapphire of 14.38 carats. Weight: 22.70 Grams, (14.55 Dwt.). Size: 5 and can be easily resized. Fitted with a spring sizer for comfort. Measurements: 23 mm by 18 mm (0.91 x 0.71 Inches) and raise 15 mm over the finger. Hallmarks: Stamped with the maker's mark, the marks for the assay of the gold and and the platinum and signed, "©WEBB PLAT 18 KT". Very good conditions. Upon Request, Auction House may provide ring resizing or/and appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.