Allan Børge Larsen, a 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.
In most cases, we can change the size for a fee (50 USD) per ring.