1978 Seiko Grand Quartz 9256-8010

Serviced 1978 Daini twin quartz Seiko Grand Quartz high end, high accuracy watch in good condition. 

Caliber 9256 was short lived, only 3 years, Daini developed twin quartz caliber, similar to Suwa 9943. Both use dual quartz to compensate for changes in temperature that affect accuracy. Both were rated at +/- 10 secs per year.

Flawless dial and hands. 

New crystal. 

There are some small nicks on the edges of the case, but overall condition is pretty good. 

Integrated bracelet is off high quality and in good condition. It will comfortably fit 16.5cm. It will be little snug on 17cm wrist. 

Calendar has weekdays in Kanji and English. 

Watch has been completely disassembled and cleaned. 

New battery and rubber gaskets on the crown and the battery hatch.