Retro Belgian Silver Cocktail Ring marked A835 within an oval and has a trademark of a skull and bones. Size 7.5. 1 x 3/4 in. knot decor. Made in Belgium c. 1940s or later. .24 ozt tw Luxury Belgian .835 silver MARCASITE ring, ring, cocktail ring, trademarked Vintage silver Belgian ring, made in Belgium jewelry, Luxury Estate Jewelry, luxury vintage jewelry, Ladies Luxury Fashion, Luxury Cocktail Jewelry, Luxury Accessories, luxury Jewelry, wearables, hand crafted luxury .835 silver jewelry, 3 JA Property of Westchester County Estate of long time Manhattan judge and collector of Americana & Folk Art. If the 835 stamp is within an oval and prefixed with A then this is the second silver standard for Belgium that was enacted on 1 January 1942.