A good watch gives you an edge in any situation. Materials: 316L stainless steel, 18k micro-nano vacuum plating technology Men's 41mm dial, 1.0mm thickness 8217 imported movement, 21,600 vibrations per hour, 48-hour power reserve Strap: Italian automatic removable strap, allowing you to freely change the strap color; triple water resistance meets international standards; stable performance, please buy with confidence. Watch Size: 40mm Material: Stainless Steel Features: Date Movement Type: Automatic