Oscar Heyman Bros. Vintage 3.60 CTW Sapphire Diamond Platinum 18 Karat Gold Floral Brooch obsidian Attributed to Georges L'Enfant

Attributed to Georges L'Enfant

Centering a marquise cut diamond weighing 0

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

Two small full cut diamonds set on each side

Oscar Heyman Bros. Vintage 3.60 CTW Sapphire Diamond Platinum 18 Karat Gold Floral Brooch obsidian Attributed to Georges L'EnfantCircular 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,