Elegant Art Deco cocktail ring, America, circa 1935, crafted in solid platinum with a crisp square silhouette and chamfered corners, finished throughout with fine millegrain detailing. Centered with a bezel-set European-cut round diamond (0.35 ct, F color, SI clarity), surrounded by 52 European-cut round diamonds in millegrain flush settings totaling 1.30 ctw (F/G color, VS/SI). Accented with four bezel-set French square-cut royal-blue sapphires totaling 0.24 ctw. Weight 8.5g; size 8.25 (sizable); measures 19 x 19mm. Unmarked; electronically tested as platinum. Very good conditions. All our diamonds and colored gemstones are naturally earth-mined. Any synthetic (lab-grown) stones will be clearly indicated in the description. 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.