ThomasM[PuristS]
14331
great pic of cal 12-600AT inside ref.2540 in our Patek Photo Gallery
check it out!
PP Photo Gallery
Thanks, anon...
TM

Vintage
quattro · Jun 21, 2025
Explore the historical elegance of Patek Philippe's square-cased watches, including rare references like 2436, 2487, 2514, and 2540. Discover unique lug designs and movement insights.
19 replies2676 views

Collection
watch-guy.com · Nov 2, 2014
Explore watch-guy.com's Patek Philippe 12-600 collection, featuring the Ref. 2552, and a deep dive into the iconic 12-600 AT movement's design and history.
9 replies11826 views