1. Model: 8437 2. Mirror material: ordinary glass mirror 3. Buckle style: pin buckle 4. Buckle material: titanium 5. Strap material: silicone 6. Dial shape: round 7. Case material: alloy 8. Crown type: screw crown 9. Display type: pointer 10. Movement type: quartz 11. Dial diameter: 4.4 cm 12. Dial thickness: 1.2 cm 13. Strap length: 24 cm 14. Strap width: 2.2 cm 15. Watch weight: 81 grams 16. Wear-resistant glass, hard mirror surface, scratch-resistant 17. Please note: It is 10 meters waterproof for daily use. It cannot be worn for swimming, bathing, soaking in water, or operating underwater. It can withstand drizzle and small splashes. For a longer service life of the watch, avoid contact with corrosive substances