Earrings with Blue Topaz Swarovski Crystals By Danny - January 3, 2016 548 Use $10 off coupon code SALE and get free shipping. Bold and blue these uniquely shaped earrings will dazzle all onlookers. Two irregularly-faceted blue topaz Swarovski crystals sit in sterling silver. Pieces measure 5/8 by 1/2 inches.