OLEVS 6663 Men Multifunctional Waterproof Hollow Steel Strap Mechanical Watch(Black + Gold)

1. Movement: automatic mechanical movement
2. Strap: stainless steel bracelet
3. Case: electroplating
4. Waterproof: 30m life waterproof
5. Diameter: 41mm
6. Thickness: 14mm
7. Watch circumference: 20cm
8. Hollow movement with calendar, clear time reading
9. High-definition luminous coating, which can absorb external light energy and read clearly at night
10. High-hardness coated mirror surface, clear vision, wear-resistant, scratch-resistant, waterproof