Good Luck Charm Turtle Amulet Black Agate Spiritual Healing Powers Leather Pendant Necklace Best Amulets Collection. Good Luck Charm Turtle Amulet Black Agate Gemstone Spiritual and Healing Powers Pendant on Leather Cord NecklaceGood Luck Charm Turtle Amulet Black Agate Spiritual Healing Powers Leather Pendant Necklace Turtle Charm Size: 1 Inch. Each Piece is Carved by Hand and will be absolutely Unique. Carved from Natural Gemstone and may have Natural Specks and Inclusions. Ready to Wear with Very Cute and 18" Leather Cord Necklace.