COOLSTEELANDBEYOND Ladies Black Choker Necklace with Blue Crystal Metal:Alloy Stone: Synthetic crystal Stone Size: 12MM(0.47&quot;) Dimension:Pendant:1.9CM(0.75&quot;)long x 1.6CM(0.63&quot;)wide; Chain length adjustable from:32-40CM(12.6-15.75&quot;) Package:Bag with Brand Name COOLSTEELANDBEYOND