lot-337-the-sky-blue-diamond-superb-fancy-vivid-blue-diamond-ring-by-cartier Published November 19, 2016 at 1291 × 1030 in UNPRECEDENTED DEMAND FOR RARE COLORED DIAMONDS AT SOTHEBYS GENEVA NOVEMBER 16, 2016 AUTUMN JEWELRY SALES 337 – THE SKY BLUE DIAMOND, SUPERB FANCY VIVID BLUE DIAMOND RING, by CARTIER ← Previous Next →