Genuine Omega® chronograph runner
Utility Tweezer
This is a "Savonette" lever movement with the following features: manual winding
curved top (12 to 6 and 9 to 3) mineral crystal
This is a Swiss parts movement
Omega® Crown (Waterproof, Tap 1.00 mm), case numbers: 166.0072, 166.0106, 917.4812 IWC® crowns Genuine Omega® chronograph runnerOmega Crown (Waterproof, Tap 1. 00 mm), case numbers: 166. 0072, 166. 0106, 917. 4812 Omega Yellow Waterproof Divers Crown, diameter 6. 00 mm, fits tube 2. 50 mm, total height 3. 80 mm, flush pipe, tap 1. 00 mm. Fits Omega case numbers: 1660072, 1660106, 9174812 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your