925 silver.

• Approx. weight	0.90 g
  Dimensions	(WxHxD) 4x70x4 mm
  Chain Type	Cable Chain
  Diameter	2 mm, 4 mm
  Jewelry Themes	Stylish & Modern
  Material	Black Agate, Chain, Polished Sterling Silver, Round Wire
  Shape	Chains, Disc, Faceted
  Total Drop	70 mm