Marathon CeraShell Navigator: Sapphire Crystal Upgrade Elevates Military Pilot Watch
Marathon CeraShell Navigator Represents Most Complete Expression of Classic Pilot Watch
Marathon has introduced a new generation of its Navigator pilot's watch that represents a significant refinement compared to its direct predecessor. According to aBlogtoWatch, the CeraShell Navigator addresses virtually all nitpicks with the previous generation while incorporating enhanced sapphire crystal technology.
Sapphire Crystal Evolution in Military Watches
The previous generation of the Navigator introduced a sapphire crystal and an updated shock-resistant movement. The CeraShell Navigator continues this tradition with a flat sapphire crystal fitted to the top of the case, providing exceptional scratch resistance for military and aviation applications.
According to aBlogtoWatch, the sapphire crystal upgrade was one of the key improvements that elevated the Navigator beyond functional military requirements into the realm of detail-oriented enthusiasts.
CeraShell Material Innovation
The most significant update to the CeraShell Navigator is the all-new materials for both its case and bezel. Instead of using Fibreshell (Marathon's fiber-reinforced composite), the outer section of the middle case is crafted from CeraShell - a material made from bio-sourced plastic and ceramic powder similar to Bioceramic.
Material Comparison
| Material | Composition | Hardness | Use Case |
|---|---|---|---|
| Sapphire Crystal | Synthetic corundum | 9 Mohs | Watch crystal |
| CeraShell | Bio-sourced plastic + ceramic | Medium | Case body |
| Fibreshell | Fiber-reinforced composite | Medium | Previous generation case |
| Stainless Steel | Steel alloy | 4-8 Mohs | Case center section |
Technical Specifications
- Case Diameter: 41mm
- Thickness: 11.5mm
- Lug Width: 20mm
- Lug-to-Lug: 48mm
- Crystal: Flat sapphire
- Water Resistance: 50-60 meters
- Movement: ETA F06.105/ETA F06.115 (quartz)
- Battery Life: Approximately 68 months
Enhanced Bezel and Crown Design
The bidirectional 12-hour bezel on the CeraShell Navigator is now crafted from aluminum with a snappy 60-click action, replacing the previous Fibreshell design. The luminous tritium tube zero marker has been updated to be radially mounted within a stainless steel frame for increased visibility and durability.
The crown has been updated from the previous generation's simple design and is now signed with an engraving of Marathon's logo, adding a refined touch to this utilitarian-focused pilot's watch.
Industry Impact on Sapphire Crystal Adoption
Marathon's decision to maintain sapphire crystal in the CeraShell Navigator reflects the growing expectation for scratch-resistant crystals in tool watches. According to aBlogtoWatch, the watch represents the most complete and "best" expression of the classic Navigator that Marathon has ever produced.
The sapphire crystal upgrade, combined with the new CeraShell materials, allows Marathon to offer a more elevated timepiece while maintaining the watch's military heritage and functional focus.
Frequently Asked Questions
Q: What's the difference between the CeraShell and previous Fibreshell Navigator?
A: The CeraShell Navigator uses a new material made from bio-sourced plastic and ceramic powder for the case body, while the bezel has been upgraded from Fibreshell to aluminum with improved ratcheting action.
Q: Is the sapphire crystal upgrade significant for military use?
A: Yes, sapphire crystal provides exceptional scratch resistance (9 on Mohs scale) which is crucial for military personnel who subject their watches to harsh conditions.
Q: How does the CeraShell Navigator compare to other pilot watches?
A: According to aBlogtoWatch, it's the most complete expression of a composite-cased Navigator Marathon has ever produced, with improved materials, finishing, and attention to detail.
According to aBlogtoWatch, the Marathon CeraShell Navigator is priced at $550 USD (NAV) and $590 USD (NAV-D).
For more information on pilot watch technology, visit our complete guide to pilot watches.