Currently working, maybe ticking a tad slow and was tested over a 15 hour period and lost approx 30 seconds, also extremely stiff to wind. It will need at least a service to sort these issues out. 1943 Elgin B W Raymond, Grade 478, Model 15, 21J, 16S, lever set, stem wind, 5 adjustments, railway grade, Montgomery dial, gold flashed movement with date serial number 41168778. The 10k gold filled case is 50.3mm in diameter. Nice dial, perspex has wear.