Interesting. Seems a UG in disguise 😁 https://www.sothebys.com/en/auctions/ecatalogue/2013/important-watches-ge1304/lot.196.html
Got the watch from @Flybackwatch and posted a video here:
https://www.instagram.com/reel/Czu_U_IrZhu/?igshid=MTc4MmM1YmI2Ng==
And 45 min counter...
Most of these very early Compur chronographs have a telemeter scale.
What was the UG hammer price at the auction?