Art Deco vintage Old-Mine Cut Diamond & Sapphire RingLadies magnificent platinum Art Deco era diamond ring featuring (3) Old Mine cut diamonds weighing approximately 3. 65 carat total weight of (VS) in clarity and (H) in color. These (3) diamonds are encircled by approximately 1. 50 carat total weight of untreated calibre cut blue sapphires. The ring is further enhanced by a halo of Old Mine cut diamonds weighing approximately 1. 20 carat total weight. Circa 1920(+ ). Currently a size 7. This ring can