Made with stainless steel & crystals.  The middle part (chain accent) spins.  Available sizes:  6, 7, 8, 9

Note: Because this is a wide and thicker ring, it's recommended that you select a larger size (between 0.50-1.00 larger) that what you typically wear. 

Measurements:

• Width:  ~9.85mm
• Thickness:  ~2.90mm