I am searching for exact dimensions of watch cases, their lugs and straps (if molded) accordingly. I'm pretty sure there are some conventions in place by distinct manufacturers, I just don't know where to find them. Books?
Lug -hights, -width is clear, -profile shapes, -depths , -diameters of round lugs and if they are stepped like the Daytona for example. To be in the know is necessary for online customers, that search for alternative straps, because most often not even a foto of the...

Lug Dimensions