Seiko 2639 Movement Details

Seiko caliber 2639 is an analog quartz watch movement.

Sub-brands: Chariot
Battery:SR927SW / 395 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?Date only
GMT / world time?No
Chronograph?No
Rate:32,768 Hz
Number of jewels:2
Size / diameter:25.4mm
Height:3.23mm
Stem code: 354260 (short), 354262, 372261 (movement side), 373250 (crown side)
Development division:Daini (Kameido, Tokyo)
PDF guides: Technical guide for 2639A