10:101stBRANDS LIFEFAMOUS WATCHMAKERS

Protected: Historic rediscovery: Henri Grandjean Observatory Tourbillon

Temps de lecture : 3 minutes

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Book “Le Cadran”, by Dr. Helmut Crott

The work of a lifetime, the book "Le Cadran" by Dr. Helmut Crott (edited by Joël A. Grandjean), the history of the dial in the 20th century, the prestigious history of the Stern dials and of a family that took over the Patek Philippe brand
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