Exclusive Custom movement, stable travel time
Gentlemen, when you see it, are you attracted by its hollow appearance? Yes! Bright eye ball!
Manual manipulator movement: there is no swing on the back, you need to manually wind:

Automatic mechanical movement: there is a pendulum on the back, which can be used to swing the strings around the arm:
Winding means winding up the wind or someone calls it up. In short, it is the operation to supplement the mechanical ability inside.

Warm tips
The appearance and cost performance of this watch are very high. You should pay attention to maintenance when wearing it at ordinary times, and avoid washing and soaking in water.
National Quality Inspection allowed: mechanical watches have a reasonable error range, which requires more exercise or clockwork every day. If buyers require high time accuracy, please be careful to buy

(Large quantity can provide shipping marks for private customization)