Classical Mechanical Pocket Watch Large Retro Gear Embossed Hollow Pocket Watch(Black)

1. Bracelet length: 37cm
2. Dial diameter: 4.5cm
3. Mirror diameter: 3.8 cm
4. Case thickness: 1.4cm
5. Weight: 71g
6. Waterproof: not waterproof
7. Movement: mechanical movement
8. Process: vacuum plating
9. Mirror material: mineral strengthened glass mirror
10. Strap material: alloy
11. Case material: alloy
12. Dial shape: round

Note:
The power of a mechanical watch comes from the driving device of the movement. It needs to be wound to move around. You can walk for about 18 hours by twisting your head 20 times. It needs to be wound every day