1979 Seiko Grand Quartz 9943-5020

Unused, Rare 1979 Seiko Grand Quartz high end high accuracy twin quartz watch in mint condition. 

All original with a price tag and a box. 

Wrist size up to 18.5 cm

Caliber 9943 was the very best quartz movement at the time and even to this day, there may be only few that may have better accuracy.