The Titanium Field GuidePicks of the month

Lum-Tec Combat Field X4 Titanium

The Lum-Tec Combat Field X4 Titanium is a 44 mm Grade 2 titanium field watch with a Miyota 9075 automatic movement. At 44 mm across, only three of the 138 other titanium field watches in the guide are larger.

All Lum-Tec watchesField watchesUnder $1,000MicrobrandDisplay back
Price
$995
Material
Titanium
Grade / type
Grade 2 (TiC PVD)
Water resistance
100 m
Type
Field
Case diameter
44.0 mm
Thickness
14.5 mm
Lug-to-lug
50 mm
Origin
United States
Movement
Automatic
Caliber
Miyota 9075
Complications
Date
Colour
Grey
Surface treatment
Bead-blasted titanium with titanium carbide PVD hard coating (gunmetal)
Finish technology
PVD / IP
Caseback
Sapphire
Nickel-free
No (steel contact)
Bracelet / strap
Grey nylon military strap and brown leather military strap, both with 316L gunmetal PVD hardware
Crystal
Sapphire
Display back
Yes
Dial
Black forged carbon fibre
Dial colours
Black
Lume
Super-LumiNova (MDV)
Availability
Offered
Status
Current; limited and numbered series of 500 worldwide, in stock at the maker
Not published
Reference, Weight, Power reserve, Hardness, Construction, Matching bracelet
High confidence Verified Sep 2026 Source: Lum-Tec Spec checksGrade Jul 2026Price Aug 2026
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Frequently asked questions

Is the Lum-Tec Combat Field X4 Titanium nickel-free?

No. At least one part that touches the skin is steel, usually the caseback or the clasp, and steel carries nickel, so the guide does not list it as nickel-free.

What grade of titanium is the Lum-Tec Combat Field X4 Titanium?

Grade 2, as stated by the maker. The caseback is sapphire.

What size is the Lum-Tec Combat Field X4 Titanium?

The case is 44 mm across, 14.5 mm thick and 50 mm from lug to lug. It is water resistant to 100 m.

How much does the Lum-Tec Combat Field X4 Titanium cost, and is it available?

It is in production, at a list price of $995.

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