1. Strap and case material: tungsten steel
2. Table mirror: synthetic sapphire
3. Diameter: 15mm thickness: 7mm length: 17cm width: about 8mm
4. Original quartz movement accurate travel time stable performance
5. Inside and outside diamonds stylish and elegant
6. Stainless steel folding clasp is concealed durable
7. 30 meters life waterproof function
8. Dual calendar design more convenient for viewing calendar