Basic Information No.: 15400ST.OO.1220ST.03 Gender: Men Movement type: automatic machine Movement diameter: 26.6 mm Movement thickness: 4.26 mm Number of gems: 40 Power reserve: 41 hours Exterior Table diameter: 41 mm Case thickness: 9.8mm Dial color: blue Dial shape: round Strap color: silver Buckle type: folding buckle Bottom: anti-glare sapphire crystal Weight: None Waterproof performance: 50 meters Interlug distance: None Buckle spacing: None Time scale type: stick time scale, luminous