1. Model: 8402
2. Mirror material: ordinary glass mirror
3. Buckle style: single folding buckle
4. Buckle material: titanium
5. Strap material: stainless steel
6. Dial shape: round
7. Case material: alloy
8. Crown type: screw crown
9. Special functions: calendar, small seconds
10. Movement type: quartz
11. Dial diameter: 4.7 cm
12. Dial thickness: 1.4 cm
13. Strap length: 23 cm
14. Strap width: 2.4 cm
15. Watch weight: 150 grams
16. Wear-resistant glass, hard mirror surface, scratch-resistant
17. Please note: It is waterproof for daily use and cannot be worn for swimming, bathing, soaking in water, or underwater operations. It can withstand drizzle and small splashes. For a longer service life of the watch, avoid contact with corrosive substances.