SAPPHIRE AND RUBY BROOCH, RENÉ BOIVIN
Cushion-shaped and oval-cut sapphires, calibré-cut rubies, gold (French marks), 1936-1940, 6.0 cm, unsigned
Certificate from Madame Francoise Cailles
SAPPHIRE AND RUBY BROOCH, RENÉ BOIVIN
Cushion-shaped and oval-cut sapphires, calibré-cut rubies, gold (French marks), 1936-1940, 6.0 cm, unsigned
Certificate from Madame Francoise Cailles