The Patek Philippe Ref. 515 HU (Heures Universelles) is a piece unique dating from 1937 , now on display at the Patek Philippe Museum (Inv. P-938). The dial features 28 fixed city names in French with London and Paris at 12 o'clock . The 24h rotating ring...
Yet again, a watch I didnβt even know existed. Itβs always nice to learn stuff here. I may have to start referring to you as Professor Emmanuel π
and also present on examples 1 and 4 of ref. 542: Span Style Color Gray Patek Philippe Span Overview Of The World Time Ref 542 Museum only, unfortunately: if such a design was resurrected, I would be overjoyed. Best, Emmanuel