Omega
Omega Railmaster Co-Axial Master Chronometer 40mm 220.12.40.20.03.001
Omega Railmaster Co-Axial Master Chronometer 40mm 220.12.40.20.03.001
Condition:
Card dated:
| Condition | New/Unworn |
| Case Shape | Round |
| Case Dimensions | 40mm |
| Case Material | Stainless Steel |
| Dial Color | Blue |
| Crystal | Scratch Resistant Sapphire |
| Bezel | Fixed |
| Screw-in Crown | Yes |
| Water Resistance | 150m/500ft |
| Case Back | Solid |
| Band Material | Fabric |
| Color/Finish | Blue |
| Lug Width | 20mm |
| Movement | Automatic - Chronometer |
| COSC Certified | Yes |
- Brushed stainless steel case.
- Brushed stainless steel bezel ring.
- Blue dial with a fine linear brushed finish.
- Printed 3/6/9/12 Arabic numeral hour markers.
- Luminous index hour makers.
- Fine printed minutes/seconds track.
- Hands with luminous fill.
- Screwed-in solid case back with the Seamaster Seahorse logo oriented & aligned with the watch, thanks to Omega's patented Naiad Lock system.
- Movement:
- Omega caliber 8806, beats at 25,200 vph, contains 35 Jewels & has an approximate power reserve of 55 hours.
- Anti-magnetic: resistant to magnetic fields greater than 15'000 gauss.
- The movement features Omega's "Si 14" silicon balance spring, which contributes to the movements outstanding resistance to shock and to environmental disturbances and thus to the watch’s chronometric performance.
- The movement also features Omegas Co-Axial Escapement which contributes to greater precision, stability & durability. The Co-Axial escapement has less friction & reduces the necessity of lubrication thus reducing the time intervals required between servicing
