Seiko H239 Movement Details

Seiko caliber H239 is an analog + digital ("ana-digi") watch movement produced in the 1980s.
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Sub-brands: Silverwave
Battery:SR1130W / 389 (Silver oxide)
Accuracy:±10 seconds/month
GMT / world time?Yes
Chronograph?Yes
Rate:32,768 Hz
Number of jewels:2
Size / diameter:30.0mm
Height:3.1mm
Stem code: 354065
Development division:Daini (Kameido, Tokyo)
Notes:Has an alarm and a battery life indicator function where the digits in the display start flashing.
PDF guides: Technical guide for H239A