1. Movement: quartz movement 2. Strap: stainless steel bracelet 3. Case: Alloy 4. Waterproof: 30m life waterproof 5. Diameter: 40mm 6. Thickness: 10mm 7. Watch circumference: 20cm 8. High hardness and wear resistance, not easy to scratch, good light transmission, clear vision 9. The sealing ring is deeply waterproof and enhances the anti-fog function
