2/3ct Aquamarine Cross Pendant, Sterling Silver Crafted In Solid Sterling Silver SuperJeweler offers free shipping in the United States, Canada, the United Kingdom, Australia and almost every country. 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. All diamonds are rare, natural minerals. The semi-faceted diamonds in this item are natural. SuperJeweler's diamonds in our inexpensive jewelry are beautiful and safe to wear. The diamonds in this jewelry item are not of gem quality, contain from 0 to 16 facets. Aquamarine is a member of the beryl family. Most aquamarines are heat treated at 400-450 degrees celsius to enhance the stone to the popular blue-green color. All aquamarines sold by SuperJeweler are heat treated.