A classic natural sapphire three stone ring mount crafted of platinum (stamped "PLAT"). Retails for $5600. This mounting was a Blue Nile trade in. The mount will hold an approximate 5.5 x 5.5mm square gemstone. Features 2 natural pear shaped blue sapphires weighing approximately 1ctw. Create your own dream ring with this mount. Measures 5/16" lengthwise on top of finger. Ring size is 7. Weighs 7.0 grams.