| Grading System | |
|---|---|
Grade: AA | 
													Very good  | 
					 							
Case: 3-8 | 
													Good Slightly scratched  | 
												
Movement: 3* | 
													Good Overhaul recommended, at buyer's expense  | 
												
Dial: 2-55-01-05 | 
													  Very good Luminous material reapplied HANDS Original HANDS Luminous material reapplied  | 
												
Brand IWC
Model Ingenieur
Reference 666A
Year Circa 1957
Movement No. 1296120
Calibre 852
Case No. 1342360
Dimensions 36 mm
Signature Dial, Case and Movement.