Breitling Navitimer B01 vs Frederique Constant Slimline Moonphase Manufacture
Breitling's chronograph meets Frederique Constant's dress watch
Quick Verdict
The Frederique Constant Slimline Moonphase Manufacture ($2,500–$5,000) delivers In-House Automatic Manufacture technology in the tier below the Breitling Navitimer B01 ($10,000–$25,000). The Slimline Moonphase Manufacture measures 42mm and is rated 30m (3 ATM). The Navitimer B01 justifies its premium with Swiss Made heritage and Automatic Breitling 01 (Manufacture). Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Breitling Navitimer B01 | Frederique Constant Slimline Moonphase Manufacture |
|---|---|---|
| Price | $10,000–$25,000 | $2,500–$5,000 |
| Case Size | 43mm | 42mm |
| Movement | Automatic Breitling 01 (Manufacture) | Automatic FC-705 (In-House) |
| Caliber Type | In-House Automatic Chronograph Manufacture | In-House Automatic Manufacture |
| Power Reserve | 70 Hours | 42 Hours |
| Water Resistance | 30m (3 ATM) | 30m (3 ATM) |
| Crystal | Cambered Sapphire | Convex Sapphire |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Breitling's design language vs Frederique Constant's approach
The Breitling Navitimer B01 features a Stainless Steel case at 43mm with Cambered Sapphire protection. The Frederique Constant Slimline Moonphase Manufacture offers Stainless Steel construction at 42mm with Convex Sapphire. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Breitling 01 (Manufacture) vs Automatic FC-705 (In-House)
The Navitimer B01 runs the Automatic Breitling 01 (Manufacture) (In-House Automatic Chronograph Manufacture, 70 Hours power reserve) at 28,800 vph (4 Hz) frequency. The Slimline Moonphase Manufacture uses the Automatic FC-705 (In-House) (In-House Automatic Manufacture, 42 Hours reserve) at 28,800 vph (4 Hz). The Navitimer B01 edges ahead on power reserve.
Wearability & Fit
43mm vs 42mm — different wrist presence
At 43mm, the Navitimer B01 has a bolder wrist presence compared to the Slimline Moonphase Manufacture at 42mm. Water resistance differs: 30m (3 ATM) vs 30m (3 ATM).
Value & Cost of Ownership
Frederique Constant sits in the lower tier
The Breitling Navitimer B01 sits at $10,000–$25,000 and the Frederique Constant Slimline Moonphase Manufacture at $2,500–$5,000. On the specs that outlast any price: the Navitimer B01 uses Cambered Sapphire with 70 Hours, against Convex Sapphire and 42 Hours on the Slimline Moonphase Manufacture. Service intervals are typically 5-7 years for both.
Water Resistance
30m (3 ATM) vs 30m (3 ATM)
The Navitimer B01 is rated to 30m (3 ATM) while the Slimline Moonphase Manufacture handles 30m (3 ATM). Both offer identical water resistance ratings.
Materials Face-Off
| Component | Breitling Navitimer B01 | Frederique Constant Slimline Moonphase Manufacture |
|---|---|---|
| Case alloy | Stainless steel 316L — the industry-standard mid-range Swiss spec. | Stainless steel 316L (standard mid-range Swiss spec) |
| Sapphire crystal | Synthetic corundum (Al₂O₃), grown via the Verneuil process for crystal blanks then formed into the cambered (domed) shape. Mohs hardness 9. Anti-refle Mohs 9 | Synthetic sapphire grown via Verneuil process, Mohs 9, convex (domed) profile, anti-reflective coating Mohs 9 |
| Lume specification | Super-LumiNova on the hands and markers. Grade and glow duration are not published by the manufacturer for this reference, so neither is claimed here. | None (dress watch by design) |
| Bracelet alloy | Stainless steel 316L matching the case. | Silver lacquer with applied indices and printed moonphase graphic + pointer date scale |
| Strap | — | Black or brown calfskin leather with signed Frederique Constant buckle |
Cost of Ownership Compared
The Frederique Constant Slimline Moonphase Manufacture saves you $5,037 over 5 years of ownership
Who Should Pick Which
Pick the Breitling Navitimer B01 if…
- Buyers wanting an in-house movement at the $9K price point
- Accuracy-minded buyers — COSC chronometer certification guarantees precision
- Weekend warriors — 70-hour power reserve means it survives two days off the wrist
- Those who prioritize scratch resistance — sapphire crystal
- Chronograph enthusiasts looking for a proven timing instrument
Pick the Frederique Constant Slimline Moonphase Manufacture if…
- Those who prioritize scratch resistance — sapphire crystal
- Dress watch seekers who want understated elegance
Breitling Navitimer B01
- 30m water resistance is the headline weakness. At the upper end of the $5,000–$10,000 band this is the most-criticised spec. The Navitimer is an aviation tool, not a water watch.
- Slide rule learning curve. Most owners never actually use the slide rule for in-flight calculation. Knowing how to operate it is a horological badge-of-honour, not a daily-driver feature.
- Dial visual density. The Navitimer dial is the watch's character, but it is also the most cluttered face in any luxury watch under $10k. People who want a clean dial will not love this watch.
- 43mm wears large. The 43mm case + 22mm lug width + cambered crystal pushes the visual presence above the spec. Try before you buy if you're under 6.75" wrist.
Frederique Constant Slimline Moonphase Manufacture
- Brand recognition below heritage Swiss brands — Longines (1832), Omega, Tudor have stronger name recognition. FC (1988 founding) is a younger brand without the same cultural footprint despite genuine in-house horological credentials
- 42mm wears large for traditional dress watch — modern preference is often 38–40mm for dress; 42mm + slim bezel pushes visual presence larger
- 21mm lug width awkward for aftermarket strap fitment
- 30m WR limits to pure dress use — no swimming, no shower
Our Verdict
Breitling
Navitimer B01
Choose the Breitling Navitimer B01 if you prioritize In-House Automatic Chronograph Manufacture engineering, Swiss Made craftsmanship, and 30m (3 ATM) water resistance. At $10,000–$25,000, it delivers Automatic Breitling 01 (Manufacture) with 70 Hours power reserve.
Check Price on AmazonFrederique Constant
Slimline Moonphase Manufacture
Choose the Frederique Constant Slimline Moonphase Manufacture if you value In-House Automatic Manufacture technology, Swiss Made heritage, and 42mm proportions. At $2,500–$5,000, the Automatic FC-705 (In-House) with 42 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Breitling Navitimer B01 and Frederique Constant Slimline Moonphase Manufacture represent two distinct approaches to fine watchmaking — the Breitling bringing Swiss Made tradition while Frederique Constant delivers Swiss Made engineering.
Frequently Asked Questions
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How This Page Was Made
Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.