Blancpain Vintage Fifty Fathoms Aqualung "No Radiation"

Blancpain Fifty Fathoms Aqualung NO RADIATION Aqualung. This model was made for radium safe / for civilian use use without radium luminous on the markers, polished stainless steel two piece case is in excellent original condition, automatic signed Blancpain R310 movement, 17 jewels, original tritium dial is in excellent condition and is completely original and very glossy for its age, one of the best condition dials we have seen to date for this reference, patina has aged very nicely and evenly over time, iconic "no radiation" symbol to let users know that non radioactive paint (tritium) was used to add luminosity to the dial, radium was frequently used on earlier Fifty Fathoms examples, original bakelite bezel with minute hash marks is in excellent condition, original dust cover, size 41mm, SN 300xxx, circa 1965, We purchased the watch from an intermediary who purchased the watch from the original Navy officer who sent his watch to Blacpain for verification as well as complete service, plenty of Blancpain documentation including detailed analysis are with the package, the watch also has a picture of the Navy officer wearing the watch as well has official US Navy decommission papers dated from 1965, the original owner also provided the history of his military service but requested his pictures / certificates not be shown online, A very rare Blancpain No Radition example with tremendous military background and also in outstanding original condition.