925 Silver Agate Necklace Length - 52 cm Weight - 123g 925 silver agate necklace symbolizes protection, harmony, and balance. The 925 stamp signifies that the silver is sterling silver, which provides the base for the agate stone. The agate is believed to bring good luck, ward off negative energies, promote emotional and physical strength, and improve mental clarity. Item will be shipped by registered mail with tracking number.