1/2ct Princess Diamond Stud Earrings 14k White Gold Excellent Clarity Crafted In Solid 14 Karat White Gold All purchases from SuperJeweler come with The SuperJeweler Lifetime Guarantee. Your SuperJeweler jewelry purchase includes a lifetime guarantee against the loss of side stones or damage to the jewelry's setting or center stone. It also includes a one-year replacement guarantee against the loss of your jewelry's center stone.