The dial is illuminated by an LED. The elapsed time, intermediate times, and total time are calculated with an accuracy of 1/100 second over a maximum duration of one hour. An acoustic alarm reminds you daily of your appointments at the scheduled time. You can display the time in either a 12-hour or 24-hour format. After programming, the automatic calendar always shows the correct date. The Milanese mesh strap gives your watch a very elegant touch. The watch strap has been carefully coated using a process known as ionization coating, which offers the advantage of increased scratch resistance. The clasp can be easily adjusted on the wrist for maximum comfort. The battery provides the watch with the necessary energy for about 3 years. This model is waterproof according to DIN 8310, ISO 22810, and therefore supports light water contact. Avoid intense contact with water.