Berganza Ltd Oscar Heyman Brothers cat's eye chrysoberyl and diamond ring, American... Oscar heyman brothers £13,000.00
Berganza Ltd Fancy colour diamond flower ring by Oscar Heyman Bros, American, circa... Oscar heyman £11,700.00
Berganza Ltd Boucheron Burmese ruby and diamond cocktail ring, French, circa 1945. Boucheron £13,600.00