Seiko Presage automaat Horloge met blauwe wijzerplaat SRPK15J1

The Presage automatic watch. The 4R35 Seiko caliber with date display is a mechanical caliber. The watch automatically charges itself during wear by converting the wearer's arm and wrist movements into energy. Movement of the watch causes the mainspring of the watch to wind. This spring is the source of energy. Manual winding is also possible. When the watch is fully charged, the watch has an energy reserve of approx. 41 hours. The tick rate of this automatic is 21,600 per hour and the watch has 23 jewels. The 4R caliber is manufactured entirely in-house.