Seiko 5J21 movement details

Seiko caliber 5J21 is a kinetic watch movement.

Sub-brands: Brightz, Dolce
Battery:3023.24X / (Rechargeable capacitor)
Accuracy:±15 seconds/month
GMT/world time?No
Chronograph?No
Hacking?Yes
Rate:32,768 Hz
Number of jewels:13
Notes:Has the Auto Relay "hibernate and wake up" feature.
Related movements: 5J22 5J32