Tudor Black Bay 58 vs Hamilton Khaki Field Automatic
Tudor's diver meets Hamilton's field watch
Quick Verdict
The Hamilton Khaki Field Automatic ($500–$1,000) delivers Automatic (ETA C07.611 base) technology in the tier below the Tudor Black Bay 58 ($2,500–$5,000). The Khaki Field Automatic measures 38mm and is rated 100m (10 ATM). The Black Bay 58 justifies its premium with Swiss Made heritage and Automatic Manufacture Calibre MT5402. Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Tudor Black Bay 58 | Hamilton Khaki Field Automatic |
|---|---|---|
| Price | $2,500–$5,000 | $500–$1,000 |
| Case Size | 39mm | 38mm |
| Movement | Automatic Manufacture Calibre MT5402 | Automatic H-10 |
| Caliber Type | In-House Automatic Manufacture (Kenissi) | Automatic (ETA C07.611 base) |
| Power Reserve | 70 Hours | 80 Hours |
| Water Resistance | 200m (20 ATM) | 100m (10 ATM) |
| Crystal | Domed Sapphire | Sapphire Crystal |
| Case Material | 316L Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Tudor's design language vs Hamilton's approach
The Tudor Black Bay 58 features a 316L Stainless Steel case at 39mm with Domed Sapphire protection. The Hamilton Khaki Field Automatic offers Stainless Steel construction at 38mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Manufacture Calibre MT5402 vs Automatic H-10
The Black Bay 58 runs the Automatic Manufacture Calibre MT5402 (In-House Automatic Manufacture (Kenissi), 70 Hours power reserve) at 28,800 vph (4 Hz) frequency. The Khaki Field Automatic uses the Automatic H-10 (Automatic (ETA C07.611 base), 80 Hours reserve) at 21,600 vph (3 Hz). The Khaki Field Automatic offers a longer power reserve.
Wearability & Fit
39mm vs 38mm — different wrist presence
At 39mm, the Black Bay 58 has a bolder wrist presence compared to the Khaki Field Automatic at 38mm. Water resistance differs: 200m (20 ATM) vs 100m (10 ATM).
Value & Cost of Ownership
Hamilton sits in the lower tier
The Tudor Black Bay 58 sits at $2,500–$5,000 and the Hamilton Khaki Field Automatic at $500–$1,000. On the specs that outlast any price: the Black Bay 58 uses Domed Sapphire with 70 Hours, against Sapphire Crystal and 80 Hours on the Khaki Field Automatic. Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 100m (10 ATM)
The Black Bay 58 is rated to 200m (20 ATM) while the Khaki Field Automatic handles 100m (10 ATM). The Black Bay 58 is better suited for water activities.
Materials Face-Off
| Component | Tudor Black Bay 58 | Hamilton Khaki Field Automatic |
|---|---|---|
| In-House MT5402 Caliber | Fully in-house manufacture at Kenissi (Le Locle). 26mm × 4.99mm, 27 jewels, free-sprung balance with variable inertia regulation | Stainless steel, brushed finish. Hamilton does not publish the alloy grade for this reference. |
| Silicon Balance Spring | Si hairspring providing antimagnetic protection and superior isochronism | Verneuil-grown sapphire, single-side AR coating. |
| Domed Sapphire Crystal | Synthetic corundum (Al₂O₃) grown via Verneuil process, anti-reflective coating on inner surface Mohs 9 | Super-LumiNova on the hands and hour numerals. Hamilton lists "Super Luminova: Yes" for this reference and does not publish a grade, so none is claimed here. |
| Anodized Aluminum Bezel | Anodized aluminum insert with engraved 60-minute dive scale — deliberately not ceramic | Full-grain leather (varies by reference). |
| 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 Hamilton Khaki Field Automatic saves you $3,328 over 5 years of ownership
Who Should Pick Which
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
Pick the Hamilton Khaki Field Automatic if…
- Strong value proposition under $1,000 with quality construction
- Active lifestyle wearers — 100m water resistance handles swimming and water sports
- Weekend warriors — 80-hour power reserve means it survives two days off the wrist
- Those who prioritize scratch resistance — sapphire crystal
- Military/field watch enthusiasts who value legibility and durability
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)
Hamilton Khaki Field Automatic
- Same H-10 / C07 movement as Tissot PRX and Mido — paying brand premium for the Hamilton heritage
- 3 Hz "slow" seconds beat (visible 6 ticks/sec vs. 8)
- Strap quality is adequate, not exceptional
- No hacking, but movement is auto-only (no hand-wind on the 80h variant — older H-30 caliber refs had it)
Our Verdict
Tudor
Black Bay 58
Choose the Tudor Black Bay 58 if you prioritize In-House Automatic Manufacture (Kenissi) engineering, Swiss Made craftsmanship, and 200m (20 ATM) water resistance. At $2,500–$5,000, it delivers Automatic Manufacture Calibre MT5402 with 70 Hours power reserve.
Check Price on AmazonHamilton
Khaki Field Automatic
Choose the Hamilton Khaki Field Automatic if you value Automatic (ETA C07.611 base) technology, Swiss Made heritage, and 38mm proportions. At $500–$1,000, the Automatic H-10 with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Tudor Black Bay 58 and Hamilton Khaki Field Automatic represent two distinct approaches to fine watchmaking — the Tudor bringing Swiss Made tradition while Hamilton delivers Swiss Made engineering.
Frequently Asked Questions
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