Lucky Coin Safety Powers Amulet Purple Quartz 30mm Donut Pendant Necklace Best Amulets Collection. Antique Lucky Coin Safety Powers Amulet Purple Quartz Gemstone 30mm Donut Pendant NecklaceLucky Coin Safety Powers Amulet Purple Quartz 30mm Donut Pendant Necklace Made from Natural Purple Quartz Gemstone Holds Antique Style Lucky Coin with Four Lucky and Fortune Symbols Comes with Adjustable Cord: Shortest 15 inches, Longest 24 inches Comes with Branded Packaging