Oscar Heyman Bros. Vintage 3.60 CTW Sapphire Diamond Platinum 18 Karat Gold Floral Brooch obsidian Total length: 2 5/8 inches

Total length: 2 5/8 inches

Designed with a stylized checkerboard motif of polished gold alternating with glossed black enamel

Fully inscribed Jacent at shoulder

Surrounded by a pierced trellised design and completes as a pin stem and locking closure

Oscar Heyman Bros. Vintage 3.60 CTW Sapphire Diamond Platinum 18 Karat Gold Floral Brooch obsidian Total length: 2 5/8 inchesCircular brooch is designed with floral clusters of sapphire and diamonds alternating with polished gold foliate Round brilliant cut diamonds weigh in total approximately 1. 45 carats; F G color with VS clarity Round cut sapphires are greenish blue to blue in color and weigh approximately 2. 15 carats Completed by pin stem with locking closure Numbered with maker's mark for Oscar Heyman Brothers Stamped 18KT and Plat for 18 karat gold and platinum,