Posts 873 Likes 2,389 jumpingsecond ·Sep 5, 2023 By measurement it looks like universal's 15 ligne movement. If someone has Sala's book on hand they can verify it.
Posts 6,673 Likes 10,458 Mark020 ·Sep 5, 2023·not the sharpest pencil in the ΩF drawer 16 3/4 I think based on the overview from this ad https://www.catawiki.com/en/l/48770441-universal-watch-crono-monopulsante-men-1901-1949