SW530 M MPC b

Manual-winding monopusher chronograph featuring a second time zone. The cam-actuated chronograph is operated via a single push-piece integrated into the crown, displaying hours, minutes, a small second at 9 o'clock, a central 60-second counter, and a 30-minute counter at 12 o'clock (with an optional 15-minute version). It includes a central 24-hour GMT hand with quick-set functionality, a stop-second mechanism, 21 jewels, and a 62-hour power reserve at 28,800 vibrations per hour.