... designs, orders and artwork. Product nameNautral gemstone black agate heart ringsMaterialBlack agateSize18-20mmShape/colorRings, see attachment shownMOQ50piecesPackageWraped ... , Gemstone, Turquoise,Glass, Crystal carving&craft and silver crafts with more than 12 years experience in China ... of semi-precious stones, as Amethyst, Rose quartz, Crystal, Agate, Cat's eye, Tiger eye, Sodalite, Lapis, Turquoise ...