The Bronze Field Guide

Thorn Bronze A11 Military

The Thorn Bronze A11 Military is a current-production field watch with a cusn8 marine bronze (copper-tin) case. It measures 36.0 mm across, 13.8 mm thick, 43 mm lug to lug, and is water resistant to 150 m. Inside is the NH35 japanese automatic (seiko tmi) movement, with 41 hours power reserve. Complications: Time only. Priced from $149. Brand origin: China.

Bronze field watchesCuSn8Skin-safe backFieldUnder $500
Reference
–
Type
Field
Price
$149
Case diameter
36.0 mm
Thickness
13.8 mm
Lug-to-lug
43 mm
Water resistance
150 m
Weight
–
Origin
China
Movement
Japanese automatic (Seiko TMI)
Caliber
NH35
Power reserve
41 hours
Complications
Time only
Ceramic
CuSn8 marine bronze
Colour
–
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
Titanium
Nickel-free
Yes
Bracelet / strap
Fabric strap
Ceramic bracelet
–
Crystal
Domed sapphire
Display back
No
Dial
Military field dial
Lume
Swiss C3 Super-LumiNova
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: WR Watches Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

Is the Thorn Bronze A11 Military nickel-free?

Yes. Nothing nickel-bearing touches the skin: a cusn8 marine bronze (copper-tin) case with a titanium caseback, plus a non-steel crown and strap. The Bronze Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What bronze alloy is the Thorn Bronze A11 Military?

The Thorn Bronze A11 Military has a cusn8 marine bronze (copper-tin) case with a titanium caseback. It is recorded at medium confidence pending a maker-stated alloy.

What size is the Thorn Bronze A11 Military?

It is 36.0 mm in diameter, 13.8 mm thick, 43 mm lug to lug, and water resistant to 150 m.

How much does the Thorn Bronze A11 Military cost, and is it available?

It is current-production and lists from $149.

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