14 Karat White Gold Diamond Stud Earrings 1/4 Carat tw. Crafted In Solid 14 Karat White Gold White pretty diamonds with great fire! 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.