Patek Philippe

I've been looking at various 2526 in big auction houses for a while now and it has grown on me very much lately. Can someone enlighten me on the story of 2526 as to its total production, metal options and variations of the dial? If pics could be added the...  

Here is some info from Antiquorum regarding the 12-600 and the 2526 as well as the later and apparently rarer 3428. I have also included a picture of mine. Ref. 2526. First launched by Patek Philippe in 1953, this was the first self-winding wrist-watchmod...  

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There's a recent post with good insight by Suitbert. watchprosite.com