A Rolex? But this is the AHCI forum....
courtesy by sotheby This Rolex Oyster was modified by Antonio Preziuso into a perpetual calendar with retrograde date in the late 70's. Back then he studied at the Ecole D'Horlogerie De Gen?ve together with Franck Muller, who also modified the same rolex,...
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This calendar mecanism has been developped by me in the early 80ths. At the time when Franck Muller worked with me especially for this developpement. We put the calendar on 2 Rolex one the school piece of Franck and the other one for a customer. The name ...
