Material & amp; Measurements   Model: L2.705.4.23.4 Manufacturer: Longines Series: Spirit Type: Men's watch Diameter: Ø 40 mm Case: Steel Strap: Leather, crocodile Dial: Black Buckle: Steel Glass: crystal glass scratch resistant   Motion & amp; Functions   Motion type: Automatic winding Second hand: Floating Power supply: 42 hours Water protection: 5 ATM Functions: Chronograph