IWC Ingenieur 666AD Stainless Steel / Black
The 666 was IWC's first Ingenieur model. With its Farraday cage protecting the movement and soft iron dial, it was designed to withstand magnetic fields up to 80.000 A/m.This reference 666AD has a stainless steel case and a black dial. It is powered by caliber 8521.
| Reference | 666AD |
|---|---|
| Collection | Ingenieur |
| Case diameter | 36.5 mm |
| Case material | Stainless Steel |
| Case shape | Round |
| Case back | Closed |
| Movement | IWC caliber IWC |
| Water resistance | 100 m |
| Dial colour | Black |
| Indexes | Mixed |
| Hands | Stick |
| Crystal | Plexi |
| Year introduced | 1954 |
| Limited edition | Yes |
This is a reference-catalog entry for the IWC Ingenieur 666AD Stainless Steel / Black. WatchFlow's Watch Library lets a dealer attach a reference like this to a piece of stock in one click, so the brand, reference and specs are filled in automatically instead of retyped — then that record drives listings, invoices and reports. See how it fits the wider watch inventory management workflow.
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