Stainless Steel Strap The strap is made of stainless steel, which is breathable and durable. Daily waterproof Can withstand the splash of water when washing hands or daily handwashing, but not suitable for diving or snorkeling. Watch Movement Quartz movement battery gives you precise time and long operation. Read more Product information: Waterproof: 30 M Case thickness:12mm Band width：24mm Length: 240mm Wacth weight: 105g Strap: Stainless steel Movement: Quartz movement Read more What's included in the package? 1*Instruction Manual 1*adjustment tool 1 * High quality microfiber cleaning cloth 1 * An extra battery (easy to replace, but you can change it once for a long time, our battery is very durable) Read more CHXI-8216-sliver black FOR2022-DN black CHXI-8205-sliver black GMT982-black WIN067-black Mechanical Watch ✓ ✓ ✓ Quartz Movement Watch ✓ ✓ Gender Unisex Unisex Unisex Unisex Unisex