Casio G-Shock Quartz Watch with Resin Strap, Black (Model: G-100-1BVMCI)
Brand: Casio
Color: Standard
Features 1/100 second stopwatch  with measuring capacity of 23:59'59.99" with measuring unit: 1/100 second (for the first 60 minutes)1 second (after 60 minutes) and measuring mode with elapsed time and auto calendar (pre-programmed until the year 2039) with approximate battery life of 3 years
Protective mineral crystal dial window
Features chronograph, dual time display, luminosity, shock resistance, and stopwatch
Water resistant to 660 feet (200 M): suitable for recreational scuba diving
Accuracy +/- 15 seconds per month; Battery: CR2016