HSTE[Omega Moderator]
4530
My IWC Ingenieur ref. 666 AD from March 20, 1958: clean, classy, timeless.
It is powered by the IWC calibre 8521 and the bracelet is the IWC ref. 11.
This one is (should I dare to say: "as usual") in near mint to mint condition.
Cheers to vintage!
HSTE