Uncle's notes While it's no secret that I am a fan of lighter bracelets (and this one certainly is not!), I have to say this one rocks! This is a solid-link stainless steel bracelet made specifically for the SEIKO model SKX013 and its variants. It is a heavy bracelet with solid end-links that snap into the case for a perfect fit. To maintain this bracelet, the tools needed are the 1.4mm Screwdriver and a Spring Bar Tool What's included One Jubilee-style bracelet, one pair of end-links, one pair of 2.5mm spring bars. Specs Lug width to Buckle: 20mm to 16mm Length: 175mm Min length after adjusted: 110mm Buckle: Solid 316L Stainless Steel Thickness: 3.3mm Net Weight: 74 grams Finish: Brushed metal (Polished middle and lateral sides) Spring bar diameter: 2.5mm Lug end style : Solid Curved End Adjustment type : Screw adjustment Material : 316L Stainless Steel, all solid links include end links Compatibility Designed to fit: Seiko SKX013