Massive one-of-a-kind cocktail ring by American designer Katy Briscoe, circa 1990s, an early work masterfully crafted in solid 18K yellow gold with a richly textured finish. Centered with a natural Arizona blue?green turquoise cabochon in bezel setting (24 x 17 x 5mm; approx. 14.50 ct) and flanked by two translucent rock quartz accents in bezel settings (2 stones, approx. 4.00 ctw). Weight 33.90g; size 8.5 (sizable); measures 28 x 26mm and rises 12mm. Stamped with maker’s logo, .750 gold marks, and signed “©KATY BRISCOE 18KT.” Includes presentation jewelry box. Excellent condition; stones secure. 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.