Ulysse Nardin

What are the differences, if any, the the San marco GMT and the new GMT big Date 40 mm version? Are the movements in both the same? What movement in both? ETA? Any other differences? Thanks.

Off the top of my head, the San Marco's are the first generation UN GMT with possibly enamel dial and solid caseback. Size is possibly 38mm and I don't think they come with big date. They are quite rare nowdays and definitely discontinued. The GMT Big Dat... 

... among which the GMT watches were but a part. So the "San Marco" series included the famous enamel dial models in both, cloisonné and plain enamel with guilloche base, and the various GMT models in round cases, including those for the ladies. If I reca...  

Just another caseback from the San Marco series:...  

nt

Yes Its the only UN watch in my collection I intend to add the Berlin Chronosplit and FREAK later this year.

... to our enamel dial gallery on the UN reference page? Regards, Marcus