Zenith

No introduction needed for the most legendary chronograph movement ever made but there are some special pieces most people, even most collectors don't know. Part of the problem is that they are barely mentioned in any literature about Zenith. Manfred Röss...  

CTRD I think stand for Contracted by Zenith

It is a lot interesting information for Zenith El Primero collectors. Reference numbers as they are telephone numbers. I know myself, difficulties to remember while names are easy for me. Even my Omega Seamaster have a reference i can not remember due it ... 

I always love to learn about underrappreciated models, brands, etc... after I read your article, I searched on ebay and found these cool examples as well , apparently, zenith helped dunhill make a watche!?!?!? ...  

very high end Urban Jörgensen ( my favorite ) But also Concord, Ebel, Daniel Roth, Parmiginani, Rolex, Ulysse nardin, Movado, Bulgari, Panerai, Rolex, ... and many others

I wonder which one is the cheapest :p

From another era. Crazy to see how watches: from fabrication to selling to collecting , have evolved. Grtz,Dom

wonderful to learn about this beauty. I thought my DeLuca II was rare by Zenith standards. Best, Wojo

Hello. Just to share another example of 06.0060.400.A, this time with golden dial. Coming from my granpa from Bologna. I noticed that no movement in the pics show the serial no. on the base, beneath the escape wheel, where it often is on EP. Did anyone fi...