ltem description from the seller
Product Details
Material: Copper plated with silver and inlaid with diamonds
Process: Welding Electroplating
Number of Rows: Available in one row, two rows, and three rows respectively
Color: Colored Diamond White Diamond
Size: Inner diameter 17mm (elasticity adjustable)
Width: One row is about 3mm; Two rows are 6mm; Three rows are 9mm
Weight: One row is about 1g; Two rows are about 2g; Three rows are about 3g;