Inside ticks the new Seiko caliber 8L45. It runs at a pace of 28,800vph and provides a three-day (or 72-hour) autonomy in this version. Basically, the 8L45 is an undecorated version of Grand Seiko’s 9S55 movement. In the new King Seiko Vanac, it should run within +10/-5 seconds per day.
で下さい