Rock Candy Sterling Silver Collection from Petit Bijoux. These Hydro Tourmaline, Moonstone and Labradorite stud earrings feature multi-faceted pear, oval and marquise shaped stones. The soft, glowing colour of these gemstones work beautifully with the gold-plated sterling silver cluster. These stunning earrings allow you to effortlessly go from day to night. Claw set with sterling silver, gold plated posts and sturdy butterfly backs. These cluster style 925 stud earrings measure approximately 15mm x 17mm in size