Engineer M Pioneer: Reviving Our Railroad Standards Of Accuracy With A New Caliber Of Excellence

In celebration of our 130th anniversary, a new in-house movement: Chronometer Manufacture Caliber RRM7309-S. Powering the new Engineer M Pioneer, the movement features a silicon balance spring for enhanced shock resistance and anti-magnetic capabilities to 2,500 Gauss, while keeping an 80-hour power reserve. Inspired by Webb C. Ball’s official railroad standards, the movement delivers an accuracy range of -2/+5 per day, a 30% increase in precision as compare to the COSC standard. Presented in 904L steel at 40mm and illuminated by micro gas lights in 2 different colorways. Limited to 1000 pieces each, the series is available for pre-order now at an exclusive price with complimentary engraving service until 26 May 2021. https://shop.ballwatch.ch