Product Features: 1. Model: SKMEI women quartz watches 1874, 2. Movement: quartz, 3. Mirror: glass, 4. Case: zinc alloy, 5. Buckle: stainless steel, 6. Waterproof: 30m/3bar, 7. Band: stainless steel, 8. Function: time, 9. Original: yes. Attention: The watch does not come with a box. The watch can't be used with hot water as well as warm water for bathing and showering. Do not expose the watch to any chemical cosmetics, with chemical and corrosive daily necessities. The watch size is measured manually, there is a certain degree of error, specific in kind shall prevail. If you don't know how to adjust the time of this watch, please contact our store's customer service.