Platinum handmade engraved bracelet circa 1925 made by Holl for Cartier set with 3 Blue Sapphires

Antique Platinum Sapphire and Diamond bracelet Art Deco era. One of a kind handmade platinum hinged engraved bracelet, circa 1925, made by "Holl" a well known artesian at Cartier, set with three very domed Royal Blue Sapphires with a combined estimated weight of 3.00 carats; and with four early brilliant cut diamonds with estimated weight of 2 = 0.36, 2 = 0.10 carats, facing up colour H, clarity VS. Total weight 9.9 grams. "Holl" was Cartier's premier jeweller from 1920 - 1930s.