This Vintage 18k Gold Signet Ring with Black Onyx & White Gold Snake is a unique heirloom ring. A striking men's signet ring in 18k yellow gold (750 hallmark), featuring a large square-cut black onyx stone set in a bold geometric bezel. The standout detail is a small white gold snake figure coiled on the side — a beautiful and unusual touch that gives this ring real character. Wide, substantial shank with angular, architectural lines typical of mid-20th century European goldsmithing. Metal: 18k yellow gold (750) Stone: Black onyx Detail: White gold snake motif Size: EU 64–65 Hallmark: 750 + maker's mark A statement piece for someone who appreciates bold, vintage jewelry with a dark edge. *Tracked shipping Buyers outside of the EU are responsible for the VAT and Customs specific to their country.