Features: stainless steel case back, rubber case and strap 8-digit calculator quartz movement constants for addition, subtraction, multiplication and division chronograph dual time daily alarm hourly time signals 1/100 second stopwatch measuring capacity 2359'59.99" auto calendar (pre-programmed until the year 2079) overflow check indicated by the "e" sign, locking the calculator mode water resist size of case/total weight 42.0 x 33.0 x 7.0mm / 29g