Sterling Silver Ruthenium-plated Cross Ring, MPN: QSK2048, UPC: , . Material: Primary - Purity: 925 Finish: Polished Plating: Ruthenium Band Width: 2.25 mm Feature: Solid Material: Primary: Sterling Silver Sizeable: No Product Type: Jewelry Jewelry Type: Rings Sold By Unit: Each Material: Primary - Color: White Ring Type: Stackable Ring Top Length: 6.4 mm Ring Top Width: 4.25 mm Feature 2: Closed Back Plating Color: Black