Image: Csem-beta1

Description: Worlds first electronic quartz wristwatch BETA 1 developed by the Centre Electronique Horloger (CEH) in Neuchâtel, Switzerland, published in 1967
Title: Csem-beta1
Credit: Centre Electronique Horloger (CEH), Neuenburg, 1967
Author: CSEM SA [1] (Switzerland), als Rechtsnachfolgerin von CEH
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