Stainless steel ring made of a natural stone with cut crystals or entirely of natural stones. Adjustable, the ring can be tightened or enlarged: from size 52 to 56 Ring height: 20 mm Stone dimensions: 10 x 10 mm / 8 x 8 mm / 6 x 6 mm Guaranteed nickel-free, cadmium-free, and lead-free. Water resistant and does not blacken. ÉAs many natural stones, their colors may vary from one stone to another.