Vintage 18k ring with amethyst, 1963

Stylish 18k ring with an unusual square setting featuring a pointed amethyst. Manufactured by Ljungström Guldvarufabrik AB in 1963. The ring is hallmarked SWL (Ljungström Guldvarufabrik AB), the Stockholm city symbol, a cat’s paw (precious metal control mark), 18k, and N9 (1963). Dimensions of the decoration: 8.5 x 8.5 mm Height: 9.8 mm Size: 18 3/4 (59) Weight including stone: 2.6 g