Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380
Ref. H78535380 · Grey dial · In production
- Case46 mm
- Thick15.7 mm
- Water res.1000 m
- MovementAutomatic
- CrystalSapphire
Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380 size, specs and price at a glance
The Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380 is 46 mm wide and 15.7 mm thick. Hamilton does not publish its lug-to-lug length. It takes 24 mm straps and ships on a rubber strap. Inside is the H-10 automatic calibre, water resistant to 1000 m. US list price: $1,995 when we last checked hamiltonwatch.com (3 Nov 2026).
Strap shopping? See our Hamilton lug width chart.
Overview
The Hamilton H78535380 is a sports watch from the Khaki Navy collection, part of the Khaki Navy BeLOWZERO Auto Titanium family. It has a 46 mm titanium case, 15.7 mm thick. Hamilton lists the dial as grey. Inside is an automatic movement (calibre H-10) with 80 h of power reserve. You also get 1000 m water resistance, a sapphire crystal and a rubber strap.
Who it suits
- Wrists of roughly 18.5–20.4 cm (7.3–8.0 in), by our Watch Finder sizing guide
- Swimming, snorkelling and diving
Strengths
- Sapphire crystal resists scratches
- 1000 m water resistance
- 80 h power reserve survives a weekend off the wrist
Trade-offs
- Thick at 15.7 mm: harder to slide under a cuff
Written by Watch.co from the published specs below. These are not owner reviews.
Full specifications
Case
| Case diameter | 46 mm | hamiltonwatch.com · 3 Nov 2026 |
|---|---|---|
| Thickness | 15.7 mm | hamiltonwatch.com · 3 Nov 2026 |
| Lug-to-lug | Not published by Hamilton | |
| Case material | Titanium | hamiltonwatch.com · 3 Nov 2026 |
| Crystal | Sapphire | hamiltonwatch.com · 3 Nov 2026 |
| Water resistance | 1000 m | hamiltonwatch.com · 3 Nov 2026 |
Dial
| Dial colour | Grey | hamiltonwatch.com · 3 Nov 2026 |
|---|
Movement
| Movement type | Automatic | hamiltonwatch.com · 3 Nov 2026 |
|---|---|---|
| Calibre | H-10 | hamiltonwatch.com · 3 Nov 2026 |
| Power reserve | 80 h | hamiltonwatch.com · 3 Nov 2026 |
Strap / Bracelet
| Bracelet / strap | Rubber strap | hamiltonwatch.com · 3 Nov 2026 |
|---|---|---|
| Lug width | 24 mm | hamiltonwatch.com · 3 Nov 2026 |
Other
| US list price (MSRP) | $1,995 | hamiltonwatch.com · 3 Nov 2026 |
|---|---|---|
| Production status | In production | hamiltonwatch.com · 3 Nov 2026 |
| Style (our classification) | Sports | our classification |
Specs are summarised in our own words from the brand's product page. Each row links its source and the date we checked it. Fields we haven't verified are left out rather than guessed.
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Questions about the Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380
How big is the Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380?
The case is 46 mm wide, 15.7 mm thick.
What movement does the Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380 use?
It uses the H-10 calibre, a automatic movement with 80 h of power reserve.
Can I swim with the Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380?
Yes. It is rated to 1000 m.
How much is the Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380?
The US list price was $1,995 on hamiltonwatch.com when we checked on 3 Nov 2026. Prices change, so check before you buy.
Will the Hamilton Khaki Navy BeLOWZERO Auto Titanium H78535380 fit my wrist?
By our sizing guide it sits best on wrists of about 18.5–20.4 cm (7.3–8.0 in). Use the fit checker on this page to test your own wrist.
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