Following on from this post, Anthony sent me another watch for a service. Once again it is a watch with military influence: a very nice Ollech & Wajs Chronograph. O & W is a Swiss watch company created in 1956, which specialises in automatic and manual-wind mechanical military and dive watches.
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On the blog today is a vintage Chronograph by American watch company Waltham. It is powered by a Valjoux 7733. “Valjoux” was a manufacturer named after the “Vallee du Joux” in Switzerland, primarily known for its Ebauche Chronograph movements, and widely used by many manufacturers in the 1970’s. The Valjoux 7733 is a cam type Chronograph (as opposed to Column wheel type), with a horizontal clutch mechanism. It was produced in very large numbers, and over the years has earned itself a well deserved reputation for reliability and robustness.
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