1. Model: 8457
2. Mirror material: ordinary glass mirror
3. Buckle style: single folding buckle
4. Buckle material: titanium
5. Strap material: stainless steel
6. Dial shape: square
7. Case material: alloy
8. Crown type: screw crown
9. Display type: pointer
10. Movement type: quartz
11. Dial diameter: 3.5 cm
12. Dial thickness: 1 cm
13. Strap length: 24 cm
14. Strap width: 2 cm
15. Watch weight: 103 grams
16. Wear-resistant glass, hard mirror surface, scratch-resistant
17. Please note: 30 meters waterproof for daily use. It cannot be worn for swimming, bathing, soaking in water, or underwater operations. It can withstand drizzle and small splashes.