Ring with aquamarine cabochon. 18k yellow gold. Structured band flanked by diamond-set shoulders in stylized vine form, flanking the ring head set with a large aquamarine in sugarloaf cut approx. 48.28 ct (approx. 25.38 x 17.88 x 15.53 mm). Stamped: 750, "Kern". Ring band resized. Ring head approx. 2.5 x 2.0 cm. Ring size 45. Weight 19.81 g. Düsseldorf, 1970s.