Butterfly Fashion RingStones: Only genuine Cubic Zirconia and Swarovski crystal are used to represent our diamond like styles. We also use genuine stones such as tiger eye, onyx, opal, garnet, amethyst and sometimes ruby, sapphire or emerald. Beneath the Surface: The finish is the most important part of any piece of fine costume jewelry. Covenant rings have the best finish that money can buy. Every casting of brass alloy or sterling silver is hand polished before going to