Art Deco cluster cocktail ring, Paris, circa 1925, masterfully crafted in solid .900 platinum with a polished finish and a bold, gemset dome. Set with 45 natural gemstones: 43 mixed European and rose-cut diamonds in four-prong and French pavé settings totaling approx. 3.04 ctw (F/G/H color, VS/SI clarity) and topped with two well-matched round faceted Ceylon vivid royal-blue sapphires in eight prongs totaling 1.84 ctw. Weight 13.50g; size 6 (sizable); measures 20 x 22mm and rises 10mm. French hallmarks include maker’s lozenge “Ste B.” and the dog’s head assay mark for .900 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.