This mechanical watch features two indicators, one for the 40-hour power reserve, the other for the time in a second time-zone which is set with the centre crown. Its skeleton movement can be admired through the transparent screw-down back. Stainless steel case, water-resistant to 30 m. Shock-resistant ETA calibre 2892/A2 movement, 28,800 vibrations/hour, regulated with an eccentric screw. Safety crown. Available on a leather strap.