Edouard Aimé Arnould, a rare Art Deco chrysoberyl and ruby brooch, 1920s, of geometric design, set

Edouard Aimé Arnould, a rare Art Deco chrysoberyl and ruby brooch, 1920s, of geometric design, set with a mixed-cut chrysoberyl weighing approximately 5.00 carats, within a border of calibré-cut rubies, to a bar brooch, mounted in platinum, length 6cm, signed Arnould, French assay marks for platinum, indistinct French maker's marks, fitted case stamped Arnould

Accompanied by report no. CDC2310469 by C.Dunaigre, stating that the chrysoberyl is of Sri Lankan origin