Breitling Navitimer B01 vs Tudor Black Bay 58
Breitling's chronograph meets Tudor's diver
Quick Verdict
The Tudor Black Bay 58 ($2,500–$5,000) delivers In-House Automatic Manufacture (Kenissi) technology in the tier below the Breitling Navitimer B01 ($10,000–$25,000). The Black Bay 58 measures 39mm and is rated 200m (20 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 | Tudor Black Bay 58 |
|---|---|---|
| Price | $10,000–$25,000 | $2,500–$5,000 |
| Case Size | 43mm | 39mm |
| Movement | Automatic Breitling 01 (Manufacture) | Automatic Manufacture Calibre MT5402 |
| Caliber Type | In-House Automatic Chronograph Manufacture | In-House Automatic Manufacture (Kenissi) |
| Power Reserve | 70 Hours | 70 Hours |
| Water Resistance | 30m (3 ATM) | 200m (20 ATM) |
| Crystal | Cambered Sapphire | Domed Sapphire |
| Case Material | Stainless Steel | 316L Stainless Steel |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Breitling's design language vs Tudor's approach
The Breitling Navitimer B01 features a Stainless Steel case at 43mm with Cambered Sapphire protection. The Tudor Black Bay 58 offers 316L Stainless Steel construction at 39mm with Domed Sapphire. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Breitling 01 (Manufacture) vs Automatic Manufacture Calibre MT5402
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 Black Bay 58 uses the Automatic Manufacture Calibre MT5402 (In-House Automatic Manufacture (Kenissi), 70 Hours reserve) at 28,800 vph (4 Hz). Power reserves are closely matched.
Wearability & Fit
43mm vs 39mm — different wrist presence
At 43mm, the Navitimer B01 has a bolder wrist presence compared to the Black Bay 58 at 39mm. Water resistance differs: 30m (3 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Tudor sits in the lower tier
The Breitling Navitimer B01 sits at $10,000–$25,000 and the Tudor Black Bay 58 at $2,500–$5,000. On the specs that outlast any price: the Navitimer B01 uses Cambered Sapphire with 70 Hours, against Domed Sapphire and 70 Hours on the Black Bay 58. Service intervals are typically 5-7 years for both.
Water Resistance
30m (3 ATM) vs 200m (20 ATM)
The Navitimer B01 is rated to 30m (3 ATM) while the Black Bay 58 handles 200m (20 ATM). The Black Bay 58 offers superior water resistance.
Materials Face-Off
| Component | Breitling Navitimer B01 | Tudor Black Bay 58 |
|---|---|---|
| Case alloy | Stainless steel 316L — the industry-standard mid-range Swiss spec. | Fully in-house manufacture at Kenissi (Le Locle). 26mm × 4.99mm, 27 jewels, free-sprung balance with variable inertia regulation |
| 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 | Si hairspring providing antimagnetic protection and superior isochronism |
| 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. | Synthetic corundum (Al₂O₃) grown via Verneuil process, anti-reflective coating on inner surface Mohs 9 |
| Bracelet alloy | Stainless steel 316L matching the case. | Anodized aluminum insert with engraved 60-minute dive scale — deliberately not ceramic |
| 316L Stainless Steel | — | Medical-grade 316L (Cr 16–18%, Ni 10–14%, Mo 2–3%). Satin-brushed tops, polished bevels |
Cost of Ownership Compared
The Tudor Black Bay 58 saves you $5,914 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 Tudor Black Bay 58 if…
- True in-house COSC-certified manufacture movement at sub-$4,000
- 39mm "perfect proportions" — fits virtually any wrist from 6" to 8"
- Heritage collectors — direct lineage to the 1958 Tudor Submariner Reference 7924
- Wilsdorf Foundation (Rolex sister) pedigree without the waitlist or pricing
- 10-year service interval — longest in Swiss watchmaking, an explicit confidence statement
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.
Tudor Black Bay 58
- No date complication — a feature for purists, but a limitation for daily-wearer buyers who want at-a-glance date
- 316L not 904L — Tudor uses standard steel, not Rolex's "Oystersteel" (practically irrelevant for the wearer)
- Aluminum bezel insert scratches more easily than ceramic — heritage-correct, but less daily-wear robust
- Bracelet endlinks are proprietary — limits aftermarket bracelet options (straps still work via drilled lug holes)
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 AmazonTudor
Black Bay 58
Choose the Tudor Black Bay 58 if you value In-House Automatic Manufacture (Kenissi) technology, Swiss Made heritage, and 39mm proportions. At $2,500–$5,000, the Automatic Manufacture Calibre MT5402 with 70 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Breitling Navitimer B01 and Tudor Black Bay 58 represent two distinct approaches to fine watchmaking — the Breitling bringing Swiss Made tradition while Tudor delivers Swiss Made engineering.
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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.