Lot 422 , An amethyst and gold cocktail ring, mid 20th century

An amethyst and gold cocktail ring, mid 20th century, set with a circular-cut amethyst measuring approximately 14.5 x 14.5 x 8.5mm, in an elaborate gold wirework setting, to a rope twist band, size M, Portuguese assay marks for 800 standard gold, gross weight approximately 13.5 grams
£400-600