An Art Deco diamond, sapphire, and platinum bracelet, J.E. Caldwell & Co.set with four oval cabochon star sapphires measuring approximately 13.10mm x 10.50mm x 7.27mm to 12.50mm x 9.90mm x 7.12mm, further set with three rows of old European-cut diamonds; estimated total diamond weight: 6.35 carats, mounted in millgrained platinum.Length: 7 3/8 in.; Width: 7/16 in.provenance:Accompanied by AGL report #1096102, dated October 26, 2018, stating the sapphires are of Thai origin with no evidence of heat.