"Stainless Steel Case and Bracelet 1/20th Second Chronograph Records Elapsed Time up to 12 Hours Split time measurement Date window at the 3 o'clock position Luminous Hands and Markers Hardlex Mineral Glass Crystal Water Resistant to 100 Meters (330 Feet) Battery Life is Approximately 3 Years Bracelet features a Push Button Release Clasp 40mm Case Width (Approximately 1 9/16"")"