Sterling Silver 925 Pear Shaped Sapphire Montana Blue Ring. Features a Stunning Pear Shaped Blue Cubic Zirconia that measures 6mm x 10mm (1.75 Ct). On each side of the Pear there are 3 Marquise Shaped Clear CZ's that measure 1mm x 4mm. Width is 10mm. High Polished. Weight: 6.10gm