Ladies Platinum Cushion Cut and Blue Sapphire and Diamond Dress Ring.Ladies Platinum Blue Sapphire and diamond dress ring. This ring features a cushion cut Blue Sapphire. It is surrounded by a halo of Brilliant cut diamonds weighing 1. 20 carat weight around the stone and on either side of the shank. Current finger size 5. This ring can be resized. A truly stunning ring. Very Good Condition. Accompanied by a Birks appraisal