Product content:

- Movement B642

- Maximum operation time after full power (normal use) about 7 months

- Calfskin strap

- Stainless steel case

- Watch diameter 41mm

- Weight 71g

- 10 bar waterproof

- Surface treatment Black ion plating

- Crystal glass surface

- Chronograph stopwatch

- Date display

- Light kinetic energy (recharge with any light source, no need to replace the battery regularly)

- Battery energy deficiency indication function

- Prevent overcharging function

- 3 years of maintenance service