Just stumbled upon this article. timeandtidewatches.com Apart from other ideas there is an interesting information on production numbers of various Dato 1st gen references. I've never seen this info before and find it very interesting. Do you agree wi...
However, overall it appears consistent with the most definitive article I’ve come across on the Datograph. https://langepedia.com/a-lange-sohne-datograph-guide/ I opted for the 403.035 since I love the black dial Langes in general and personally I prefer ...