A DIAMOND 'TRANCHE' BANGLE, BY RENÉ BOIVIN
Designed as a tapered platinum band decorated with an oval-shaped pavé-set diamond panel, 1930s, inner diameter 5.0 cm, with French assay mark for platinum
With maker's mark for René Boivin
A DIAMOND 'TRANCHE' BANGLE, BY RENÉ BOIVIN
Designed as a tapered platinum band decorated with an oval-shaped pavé-set diamond panel, 1930s, inner diameter 5.0 cm, with French assay mark for platinum
With maker's mark for René Boivin