What do you get when you mix this dreamy shade of blue with the sparkle of Swarovski Crystal? Another inspired creation we call Why so Blu! Our Why So Blu Earrings come to you in sterling silver and Certified Swarovski Crystal. The featured Crystals are bezel set and measure approximately 9mm in diameter. Earrings are brought to you in push back post style and finished with a rhodium plating to give it that fine jewelry look. Each pair of earrings comes with a Swarovski Seal Tag containing a 16 digit code which can be verified for authenticity at crystals-from-swarovski.com. Dreamy blue...Why so Blu!