Amulet Celtic Triquetra Protection Knot Moss Agate Good Luck Pendant Necklace Best Amulets Collection. Amulet Celtic Triquetra Protection Knot Green Moss Agate Lucky Charm Good Luck Powers Pendant on Adjustable Cord NecklaceAmulet Celtic Triquetra Protection Knot Moss Agate Good Luck Pendant Necklace Made from Green Moss Agate Gemstone and Holds Stainless Steel Celtic Circle Charm . Pendant Size: 25mm X 35mm. Ready to Wear with Cotton Waxed Cord Necklace which adjusts from 15 up to 24 inches. Unique Exclusive Design in Natural Gemstones. Comes with Branded Packaging.