37" Long Multi Color Necklace Multi Color Gemstone Charm 925 by MX

Silver metal Multi color cushion colored stone necklace. Do not see a sterling marking. Clasp has MX brand, which is often sold at Ross Simons and is often sterling. Was a gift, so metal and origin are unknown. Item : Chain Necklace Metal : Unknown Silver Color Length : 37" Inch Main Stone : Cubic Zirconia Main Stone Color : Multi Color Main Stone Shape : Round Stone Type : Lab-Created