Blue Diamond Hoop Earrings Crafted in Sterling Silver 1/4ct tw. Mounting :Silver Diamond Weight : 1/4ct tw. Color : Blue Clarity :I2-I3 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.