Great official BMW "Dual Time" watch designed by Ventura (Swiss-made, Swiss design) Tachometer Edition 4 model especially created when the 8 Series (840i, 850i and 850Ci) was released in 1989. The watch is featured with two separate dials representing respectively the rev counter (left) and tachometer (right), which are faithful to the car's dashboard. The two dials are completely independent, it is possible to adjust the time of one and the other... two time zones. The watch is like new, it has never been worn (since the beginning of the 90s), the band shows no trace. The watch has been completely serviced: lubrication, double calibration, cleaning... The watch is sold with its original case and box. Rare model, sought-after by enthusiasts of BMW signed watches