Product Feature ⭐Luxury retro mechanical watch: high-quality mechanical hollow watch, ancient roman numeral dial with diamonds, stainless steel strap, full retro style. The unique design meets the needs of different occasions, reveals your fashionable point of view. ⭐Without a Battery More Durable: original mechanical automatic movement, stable performance, low error rate, and automatic winding. When using it the first time, please push the crown back to normal working condition. And rotating the crown clockwise 30-40 times in the normal operating position. The automatic mechanical men's watch will automatically wound by the swing of the arm. In order to keep the watch in constant operation, we advise you to wear the watch for more than 8 hours every day. ⭐Water Resistance: 3ATM (water-resistant to 30 meters/98ft). Handwash, swimming, no problem, but not for the sauna, bathing, diving, or showering. ATM is the amount of pressure a watch can withstand before leaking. ⭐Durable Gold Steel Strap: The watch Clasp adapts the buckle easy to wear or adjust. And the skeleton watch with a transparent lower cover, you can see clearly the movement of the watch movement, the high-strength mineral glass on the case could offer scratch protection. And this watch with luminous effect, Make you know the exact time in the dark. ⭐Suitable Occasion: this fashionable watch can be used on any occasion, or as a gift for yourself or your boyfriend, brother or your father. It can be a very tasteful gift at weddings and any holiday party. Product Specification Type Men Automatic Mechanical Watch Color Black,Gold,Silver Watch Movement Mechanical movement Dial Diameter 42mm Watch Thickness 10mm Strap Width 22mm Strap Length 220mm Case Material Metal Strap Material Gold steel Mirror Material Tempered glass mirror Clasp Type Buckle Waterproof Level 30 meters Package Included 1 x Mechanical Watch 1 x Watch Box