LED light. A light-emitting diode (LED) illuminates the watch's dial. World time function. Displays the current time in major cities and specific regions around the world. Stopwatch function - 1/100 sec. - 24 hours. Elapsed time, split time, and final time are measured with 1/100-second accuracy. The watch can measure times of up to 24 hours. Timer - 1/10 sec. - 24 hours. For precision lovers: The countdown timer helps you remember specific or recurring events by sounding an alarm at a preset time. The time can be set to the exact second and up to 24 hours in advance. 5 daily alarms. The daily alarm reminds you with an acoustic signal at the time you set for recurring events. This model features 5 independent alarms for flexible reminders of important appointments. Automatic calendar with date, day, and month. Once set, the automatic calendar always displays the correct date. 12/24-hour time format. Times can be displayed in either 12-hour or 24-hour format. Acrylic glass. Case made of resin. Stainless steel strap. Durable, long-lasting, and elegant: The stainless steel strap gives your watch a classic look. Safety clasp. Always reliable: This watch features a particularly secure safety clasp that prevents accidental opening of the strap. Long battery life. 10 years, 1 battery. Newly developed electronics ensure significantly lower power consumption. Water resistance class (10 bar). Perfect for swimming and snorkeling: The watch is water-resistant up to 10 bar according to ISO 22810. Dimensions (H x W x D): 48.4 mm x 51.4 mm x 14.41 mm. Weight: approx. 106 g.