Watch Model - Redline Movement - Self Digital movements Display - Red LED Case size - 43.2*40MM Case thickness - 10.8MM Strap size - 13.5-20.5CM Strap width size - 17.5MM Watch Case - Metal Case back - Stainless steel Strap material - Stainless steel Glass material - Mineral glass Waterproof - 3ATM Weight - 98G Strap adjustable - YES Strap replaceable