Quartz movement Black Alloy strap Magnetic clasp Stainless Steel bezel encrusted with Crystal Mineral crystal Push-pull crown Crystal hour markers Date display Case: 28mm x 8mm Bracelet/strap: 16mm wide x Adjustable long Water-resistant up to 1 meters Manufacturer's limited warranty It is customary to treat most gemstones to achieve enhanced color and durability. Some of these treatments may not be permanent, and may require special care. Magnetic Closure