HAMILTON ELECTRONIC, Circa 1960s

 Stainless Steel Case. White Original Dial. 13 Jewel Electronically Controlled Balance Motor.
Cal.645(=ETA-ESA 9150 Dynotron). Silver Hands and Markers. Date at 3. Original Signed Crown. Plastic Crystal. 35mm Case.
Completely Serviced by Mr. Hiroyuki Kubota in October, 2011.

Photographed by Hiroyuki Kubota.