【Movement】imported Japanese quartz movement
【Scratch resistant】synthetic scratch-resistant sapphire crystal, stainless steel case and band
【Waterproof】water resistant to 30m (98ft): withstands raining and splashes of water, but no showering
【Features】stopwatch function, date function, luminous, shock resistant, hidden push button, analog
【Specification】case thickness: 0.51in (13mm), case diameter: 1.57in (40mm), band width:0.82in (21mm), valid band diameter:8.87in (22cm). Attention: if you have big hands, you'd better measure your wrist diameter to see if the band matches or not before placing order. You can leave a message if necessary, we can make it extra-long to fit your size.