- Heuer Bund SG1550 Chrono, German airforce Early 3H dial , around 1965-1970 6 digit serial number Bundeswehr ingraving on the backcase very nice dial, see pictures Look at dial, looks good for 45+ year old watch Watchmaker changed the crown to an original crown, you see the right one on the pictures with the bottles. Unknown service history, but runs well, chronograph runs and resets. Measured in timegrapher to 256 degrees Possible trades: Tudor , Speedmaster from before 1975, maybe Heuer Autavia, Rolex maybe? Price: Final pricedrop (or i will keep it) 3490Euro + Shipping I like the watch very much , but must make room for another watch, please contact me and we can discuss the watch and the price. Located in Sweden