mblum3
1380
Magnificent!
I believe the t on both sides of Swiss at the bottom
of the dial means tritium which was used in place of
radium.
IWC Ingenieur ref. 666 AD from March 20, 1958. It is on its ref. 11 stainless steel IWC bracelet.
In - I dare to say - immaculate condition. Cheers, HSTE ...
Magnificent!
I believe the t on both sides of Swiss at the bottom of the dial means tritium which was used in place of radium.
