SEA-GULL Men's Mechanical Wristwatch Seagull 1963 Aviation Chronograph Pilot Mechanical Watch Manual Winding GD 1963 International Edition ST1901 (Black)

Water-resistant: 30m  Watch buckle: Pin buckle  Watch strap width: 18mm  Watch strap material: Canvas  Band Circumference: 18cm  Mirror material: coated glass  Dial diameter: 37.4mm  Movement: Seagull ST1901  Movement winding: manual winding