Gruen Precision Electronic, 160CA

Beschriftung Zifferblatt / Marking Dial	Gruen Precision Electronic
Uhrwerk / Caliber	160CA (ESA Y2 9154)
Baujahr / Year	late 1960s-early 1970s ?
Copyrights Photos	photographs courtesy of eashland_net (http://www.ebay.com/sch/eashland_net/m.html?)