Tread 1 is the must-have timepiece for the watch enthusiast with a passion for innovation and ingenuity. This engineering masterpiece is the debut timepiece from DEVON. Tread . At the heart of the Tread 1 is an onboard microprocessor, essentially a tiny computer, that controls all of the watch’s functions. It gathers data from a temperature-compensated crystal and a proprietary optical recognition system, which continuously monitors and verifies the position of the Time Belts thereby ensuring steadfast accuracy – in fact, the Tread 1 is accurate to within one half-second per day. Lubricant-free ruby bearings are used at the friction points of thePower for the Tread 1 is provided by a robust lithium-polymer rechargeable cell that runs for up to two weeks on a single charge. When recharging is required, it is accomplished inductively, without wires, via a charging tower in only a few hours. Limited Edition of 63 pieces.