Seiko 4S71 Movement Details

Seiko caliber 4S71 is a high grade automatic (with hand winding) watch movement.
Search eBay for watches with this movement.

Sub-brands: Credor, Premier
Power reserve:40 hours
Accuracy:+15/-10 seconds/day (Seiko "B" standard)
Day / date?No
GMT / world time?No
Chronograph?No
Hacking?Yes
Rate:28,800 bph
Number of jewels:25

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