Thanks for all contributions!
By: ronhan : September 12th, 2019-22:48
Additional Information: this is ref. no. 2508181 (case code: 250.8.71). On the internet I found different informations concerning the movement, I've read cal. 861, 862, 846 already… But at the latest when it gets an overhaul at the JLC boutique, I'll tell...