Discover the history and legacy of the Frédéric Piguet Caliber 21 — an ultra-flat 1.73mm hand-wound movement used by Patek Philippe, Rolex, Omega, Piaget, Vacheron Constantin, and more.
The Valjoux 72 is one of the most iconic chronograph movements ever made. Used by Rolex, Heuer, and Patek Philippe, this Swiss-made manual-winding caliber is celebrated for its column wheel precision and lateral clutch design. Learn about its history, key features, and why collectors prize watches powered by the Valjoux 72.
A brief history of Valjoux watch movements — from the legendary Valjoux 72 used in the Rolex Daytona and Omega Speedmaster, to the iconic 88 and the workhorse 7750.
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Watch Collector
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Watch Collector
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