GIA Certified MAUBOUSSIN Paris Sapphire Cocktail Ring from the late 1980's, weighing 12.95 grams and crafted in 18K white gold with high polished finish. Features 1 oval step-cut non-heated Ceylon blue sapphire (3.58 carats, 10.95 x 7.92 x 5.68mm) in four-prong setting, surrounded by 200 round brilliant diamonds (approximately 3.00 carats, F color, VS clarity) in French pavé. Size 7.5 (resizable), measuring 23mm x 16mm with 9mm rise, hallmarked "MAUBOUSSIN PARIS 18KT 04556" with French assay marks and serial number, showcasing exceptional Parisian haute joaillerie craftsmanship for discerning collectors. 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.