Product description:-CRRJU New Unique Design Style Men Classic Business Sport Wristwatch.- High Quality Japan Movement: provide precise and accurate time keeping- 1/10 second,Second and Minute Chronographs;Classic Calendar- Textured Appearance, Exquisite Demonstrate Dignity.- 316L Stainless Steel shell and band, Sturdy clasp, durable for a Long Time.- 98FT/30M Normal Water Resistant: Hand washing, raining, daily use waterproof.Specification:Dial Diameter:45mmBand Width:22mmDial Thickness:12mmWear perimeter:240mmWeight:78g.Package Includes:1 * CRRJU Men Watch1 * Gift Box1 * Watches tools1 * Instructions and warranty cardADVICE FOR USE:1.Please wear watch carefully in daily life.Don’t collide your watch,Because it will create a shock to inside movement and electroplated layer of the watch may fade.2. Use a soft and dry cloth to wipe off moisture,sweat and dirt has accumulated on the watch to maintain the durability of it.NOTS:1.Do not wear the watch in hot water baths, saunas or environments with large temperature changes.2.Do not put a water resistant watch in water while the crown is pulled out. If the watch touch water, dried in time.3.Avoid placing it directly under running water from a faucet. The water pressure from a faucet is sufficient to result in moisture penetration inside the watch.