A DIAMOND COCKTAIL RING, BY BOIVIN
Designed as a pavé-set diamond tapered panel centring on three old European-cut diamonds weighing 1.26, 1.40 and 1.73 carats, size 6, with French assay marks
With jeweller's mark for Boivin
拍品專文
Cf. Françoise Cailles, "René Boivin Joaillier", Les Éditions de l'Amateur, Paris, 1994, page 180