细节
A RARE GROUP OF FOUR GEM-SET BRACELETS, BY BOUCHERON
Each of 'tank track' design, the wedge shaped articulated links with diamond, ruby, sapphire and emerald terminals respectively, circa 1935, all 18.0 cm. long, with French assay marks for platinum and gold
Ruby bracelet signed Boucheron Paris No. 33; sapphire bracelet signed Boucheron, London No. 23, and maker's mark; the diamond and emerald bracelets unsigned but with same maker's mark as sapphire bracelet (4)