This is a 3ATM water-resistant quartz watch for men. Made from stainless steel watch band and mineral glass mirror. Its luminous function makes you see the time clearly even at night. It has three small dials inside, which are a 10 seconds timer, a hour timer, and a minute timer. Specifications: Brand: SINOBI Style: Fashion & Casual Gender: Men Dial Shape: Round Color: Black Close Type: Push-button Hidden Clasp Watch Band: Stainless Steel Watch Mirror: Glass Watch Case: Alloy Watch Back: Stainless Steel Watch Movement: Quartz Water-resistant Level: 3ATM Dial Diameter: 4cm / 1.6in Dial Thickness: 0.8cm / 0.3in Watch Girth: 21cm / 8.3in Watch Band Width: 1.8cm / 0.7in Watch Weight: 150g / 5.3oz Package List: 1 * Watch