1. Alloy case with oven vacuum plating, no color loss for a long time 2. 30M waterproof, support hand washing, face washing daily water 3. Breathable leather strap, comfortable to wear 4. Luminous hands design 5. Quartz movement, accurate timekeeping, stable performance 6. Power supply: button battery included 7. Crown type: flat-topped conical crown 8. Mirror material: coated glass 9. Buckle style: pin buckle 10. Buckle material: stainless steel 11. Strap material: leather 12. Case material: alloy 13. Thickness: about 1.2cm 14. Dial diameter: about 4cm 15. Strap length: about 24cm 16. Weight: about 63g