Stunning 18k yellow Gold Ring, created in Europe back in the 1980. The design is made up of three elements; the main body with outward-facing entasis on both sides, a round industrial-type piston at the top, and a rectangular base with curved patterns which allows it to be displayed standing as a sculpture. Gemstones: Bezel set on top with one round cabochon (3.5 mm) of a natural Colombian vivid green emerald of 0.20 carats. Weight: 16.9 Grams, (10.83 Dwt). Size: 6.75 sizeable. Measurements: 27 mm by 32 mm by 9 mm (1.06 x 1.26 x 0.35 Inches). Hallmarks: Stamped with the maker's mark, the gold assay mark and signed, "TH .750". Very good conditions. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.