Material: 316L Stainless Steel

Plating:  PVD / Ion Plating - 2 Quality ( Standard / Supreme) 

Plating Thickness: 

Standard level: 0.5um TICN+0.05-0.06umAU

Duration: last more than half a year

Supreme level: 1.02um TICN+0.1umAU

Duration: last more than 1 year

Feature: RoHs compliance • Anti-tarnish • Hypoallergenic • Waterproof

Lead Time: 35 days

Option: Stone Color Chart for Selection