Model 3054 Material 925 silver, Brass & Copper, Titanium, 316L stainless steel Stone 4pcs Setting Prong Setting Sizes Available in any size Tolerance ±0.02mm~±0.05mm Surface Polished / Mirror / Shiny Plating Electric plating for silver and brass rings, IP plating for titanium and stainless steel rings. ODM/OEM Available to change stone setting and material, DIY …