Seiko 6870 movement details

Seiko caliber 6870 is a high grade hand-winding watch movement produced from around 1997.

Sub-brands: Credor
Power reserve:37 hours
Accuracy:+25/-15 seconds/day (Seiko "C" standard)
GMT/world time?No
Chronograph?No
Hacking?Yes
Rate:21,600 bph
Number of jewels:22
Development division:Daini (Kameido, Tokyo)
Notes:Marketed as a super-slim movement.
Related movements: 6890 6898 6899