Citizen Cosmotron Vintage 1975

Born in an era defined by innovation and optimism, the Citizen Cosmotron Electronic of the 1970s stands as a landmark in watchmaking history. Introduced in the late 1960s and rising to prominence in the 1970s, the Cosmotron was one of the world’s first commercially successful electronic watches, powered by an electronically regulated balance rather than a traditional mechanical system. This breakthrough marked Citizen’s bold step into the future, bridging the gap between classic mechanics and the coming quartz revolution. With its distinctive futuristic case, and sunburst green dial alongside its original stainless steel bracelet, and smooth sweeping seconds, the Cosmotron perfectly reflects the space-age spirits of its time. Today, the Citizen Cosmotron is more than a vintage watch, it is a historical milestone. A reminder of a transformative chapter in horology, worn on the wrist by those who appreciate not just timekeeping, but the story behind it. A true icon of 1970s innovation.

Condition Report:

This watch is in overall excellent condition. The original sunburst dial is clean, with only a minor peeling near the 10 O’clock marker, visible through a loupe. The case has been lightly polished in the past and is still retaining strong and sharp edges. The watch comes with its original stainless steel bracelet, and is still in excellent condition. There are minor scratches throughout, and shows a minor dent at the bezel near the 2 O’clock. The watch had recently been fully serviced at November 2025 and is keeping excellent time.

Watch Specifications:

Ref. 4-790642Y
Cal. 7804 Electronic
Stainless steel
Year 1975
Diameter 40mm
Diameter with crown 40mm
Lug to lug 42mm
Thickness 12.5mm
Watch only

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