The Casio Edifice EF-527D-3AVUEF is a stainless steel chronograph watch featuring a green dial. It includes a 1/20-second stopwatch with a measuring capacity of 11 hours, 59 minutes, and 59.95 seconds, and a rotating slide rule for calculations of time, speed, and fuel consumption. The watch has a screw-lock crown and back, ensuring water resistance up to 100 meters. The case measures 51 × 45.5 × 11.4 mm and is protected by mineral glass. The stainless steel band is secured with a double-lock, one-press, three-fold clasp. The watch operates on a quartz movement with an approximate battery life of 2 years on an SR927W battery. Reference number: EF-527D-3AVUEF.