Seiko 6S77 Movement Details

Seiko calibre 6S77 is a high grade automatic (with hand winding) watch movement. Production started around 1999 and production finished in 2005.
Find watches with this movement on eBay.

Sub-brands: Credor
Power reserve:50 hours
Accuracy:+15/-10 seconds/day (Seiko "B" standard)
Day / date?Date only
GMT / world time?No
Chronograph?Yes
Hacking?Yes
Rate:28,800 bph
Number of jewels:40
Notes:Has a power reserve indicator.
PDF guides:
Related movements: 6S37 6S96