Allan Børge Larsen. Danish goldsmith (active 1967-2006). Modernist vintage ring in 14 carat gold adorned with purple amethyst. Diameter: 17 mm. US size: 6.5. In excellent condition. Stamped. Weight: 9 grams. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no   official proof of authenticity,   however it is well documented in design history. I take full responsibility for any authenticity         issues arising from misattribution Modernist Yellow Gold Rings For Formal Occasions, Modernist 14k Gold Ring For Formal Occasions, Modern Yellow Gold Collectible Rings, Formal Modernist 14k Gold Ring, Modern Gold Amethyst Ring, Modern Amethyst Ring As Gift, Modern Gold Amethyst Gemstone Ring, Modernist 14k Gold Formal Ring, Modernist Open Signet Ring For Formal Occasions