Very beautiful and rare clip-on earrings by Angela Cummings for Tiffany & Co., 1980, crafted in solid 18K yellow gold with high polish and octagonal shapes. Set with two bezel flat beveled octagonal cabochon black onyx (approx. 16 ct total). Measures 25.5 x 21 mm (1.01 x 0.83 in), total weight 17.95 grams. Fitted with French omega backs; posts can be added for pierced ears. Stamped with maker’s mark, gold assay, production date, serial numbers, and signed “©T&CO. 18KT 1980 9920.” 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 an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.