925 Oxidized Sterling Silver Charms Heart Shape w/& Red Agate Pendant Necklace Pendant Size: 1.6 x 1.6 cm. Silver Chain Length: 18'' Weight: 2.8 g. High quality .925 sterling silver with genuine marcasite Packaging: Black Velvet Pouch See more of our heart shape w/ Genuine Marcasite and Natural Black Onyx collection. Please search by this keyword "KNE0025ONY"