This colorful retro-modernist cocktail ring was created during the mid-century period, back in the 1960's. The ring is made up in solid yellow gold of 18 karats with high polished finish and is embellished in the center with a fantastic vivid purple amethyst, which is surrounded by seventy-eight graduated blue turquoises. Amethyst: Mount in the center in multiples prongs, with 1 oval faceted cut (22 x 15 x 10 mm) of a natural vivid deep-purple amethyst of about 16.36 carats, by formula. Turquoises: Mount in flush settings, with 78 graduated round cabochons cut of natural blue turquoises with a total estimate weight of about 4.90 carats. Weight: 19.2 Grams, (12.35 Dwt). Size: 5.5 and may be easily sized up or down on special request. Measurements: 35 mm by 27 mm (1.38 x 1.06 Inches) and raise 16 mm over the finger. Very good conditions. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.