IWC 666 Vintage Ingenieur SS Silver Dial (30586)

30586 IWC Ingenieur 666, stainless steel on an IWC stainless steel Gay Freres IWC bracelet, automatic, caliber 852, centered sweep seconds hand, silver dial, luminescent hands and hour plots above the applied hour indicators, acrylic crystal, archives dated August 1958, diameter: 36.2mm, thickness: 13.5mm. Excellent Condition with Extract from the IWC Archives and IWC Shipping Box.


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More about IWC 666 Vintage Ingenieur SS Silver Dial

This is a vintage 1958 stainless steel IWC Ingenieur 666. It has an integral Gay Freres/IWC stainless steel bracelet with a folding deployment clasp, and an acrylic crystal. It includes a screw down winding crown with a screw down solid case back, and an antimagnetic cap to protect the movement against magnetic fields. The 36.2mm diameter solid three-body case, curved lugs, bracelet, and flat angled bezel, are polished. It has a silver dial with applied faceted gold "boat" shaped hour indices, and luminous pips around a gold dot minute/second perimeter scale. It includes gold Dauphine hands with luminous inserts, and a gold central sweep second hand. It's water resistant to 30 meters/100 feet, it has a 42-hour power reserve at full winding, and the 13.5mm thick case, dial, and movement are all signed.

This IWC Ingenieur 666 has a mechanical automatic self-winding caliber 852 movement. It's rhodium plated, with oeil de perdrix embellishment, and it's constructed with 21 jewels, a straight-line lever escapement, and a monometallic balance. It includes a shock absorber device, a self-compensating blued steel Breguet balance spring, micrometer regulator, and a Pellaton winding system. The mechanism oscillates at a frequency of 19,800 vph (2.75 Hz).

The IWC Ingenieur 666 was introduced in 1952, and it was produced through 1958.