Sterling Silver Black Ruthenium-plated Brushed Box Chain and Beads Mens 8.5 inch BraceletProduct Details Material; Primary Purity 925 Finish Brushed Length of Item 8. 5 in Plating Ruthenium Chain Length 8. 5 in Chain Type Box Chain Width 3. 3 mm Clasp Connector Lobster (Fancy) Clasp Thickness (Female end) 4. 6 mm Clasp Thickness (Male end) 5. 25 mm Clasp Width (Female end) 4. 6 mm Clasp Width (Male end) 7 mm Feature Solid Material; Primary Sterling Silver Width of Item 3. 3 mm Product Type Jewelry Jewelry Type Bracelets Sold By Unit Each