Fabulous Modernist doorknocker dangle earrings, circa 1970s, crafted in solid 18K yellow gold with a high-polish finish and designed for day?to?night convertible wear. Fitted with two hooplets carved from natural black onyx and set with two fancy cabochon natural corals in bezel settings for bold graphic contrast. Finished with concealed omega clip backs; posts can be installed for pierced ears. Weight 39.95 grams; measures 46 x 32mm. Stamped and signed “CY 18KT”. 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.