IWC Ingenieur Ref 666, rare stainless steel amagnetic watch with glossy gilt dial, blackout date, 1960 - Parthian Watch Company
Rare 1959 IWC Ingenieur Ref. 666 with IWC Papers Original Dial and Special Anti-Magnetic Inner Iron Cover All Stainless Steel Case Comes with IWC Box and IWC Bracelet – Corr Vintage Watches