Seiko 2661 Movement Details

Seiko caliber 2661 is an analog quartz watch movement.

Battery:SR726SW / 397 (Silver oxide)
Accuracy:±15 seconds/month
GMT / world time?No
Chronograph?No
Rate:32,768 Hz
Number of jewels:2
Size / diameter:17.6mm
Height:3mm
Stem code: 354261 (short), 354263
Screw codes: 012151, 012159, 012459 (case screw), 012768
PDF guides: Technical guide for 2661A