Lange Casemakers and Fonts.
Hello, As im sure some of you already know, Lange doesnt manufacture their own cases as they simply do not have the capacity for it and prefer to focus on what they do best: incredible and innovative movement with top notch decorations. However, one very ...
CR has done at least one post on Lange's case makers.
Search it on PuristS. I believe he identified two of the three.
I believe SUG =SUG/Sinn, CO=Centror/AP, and FT=Efteor.
Efteor has a case fabrication video here . Is that an upside-down Lange mid-case at 51 seconds into the video, and also at 1:07 and perhaps 1:24? It kind of looks like one. I don't know if Efteor is owned by a parent company.