Seiko Plastic Desk Clock Battery:AA (Alkaline) x 1, AA x 1 [Movement]Caliber Number[:] 6R54[br]Movement Type[:] Automatic

[Movement]Caliber Number[:] 6R54[br]Movement Type[:] Automatic with manual winding[br]Precision[:] +25 to -15 seconds per day[br]Power reserve[:] Approx

This analog watch features an Automatic 83538 S-580 movement with 50 m water-resistance

Case Size16

[Movement]Caliber Number[:] 6L37[br]Movement Type[:] Automatic with manual winding[br]Precision[:] +15 to -10 seconds per day[br]Power reserve[:] Approx

Seiko Plastic Desk Clock Battery:AA (Alkaline) x 1, AA x 1 [Movement]Caliber Number[:] 6R54[br]Movement Type[:] AutomaticTechnical specs Case MaterialPlastic case Clock Size24. 9 x 18. 5 x 16 cm BatteryAA (Alkaline) x 1, AA x 1