1920s

The ring is centered with a cabochon cut midnight blue natural sapphire (14.4 x 8.7 x 5 mm, approximately 5.58 ct) in a milgrain platinum setting framed by transitional brilliant cut diamonds (H-I color, VS2-SI1 clarity, estimated total weight 0.82 ct).

Ring size 5 3/4 (16 mm) sizable