The Wristwatch Field Guide

Tandorio TD147 CuSn8 Bronze Pilot

The Tandorio TD147 CuSn8 Bronze Pilot is a current-production pilot watch with a cusn8 marine bronze case. It measures 39.0 mm across, 12 mm thick, 48.5 mm lug to lug, and is water resistant to 200 m. Inside is the Seiko NH35A automatic movement, with 41 hours power reserve. Complications: Time only. Priced from $130. Brand origin: China.

Titanium, ceramic, and bronze pilot watchesBronzeUnder $5,000
Reference
Type
Pilot
Price
$130
Case diameter
39.0 mm
Thickness
12 mm
Lug-to-lug
48.5 mm
Water resistance
200 m
Weight
Origin
China
Movement
Automatic
Caliber
Seiko NH35A
Power reserve
41 hours
Complications
Time only
Material
Bronze
Grade / type
CuSn8 marine bronze
Colour
Hardness
Construction
Assembled
Surface treatment
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Leather strap (multiple options)
Matching bracelet
Crystal
Sapphire
Display back
No
Dial
Black
Lume
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Tandorio official store Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

What is the case material of the Tandorio TD147 CuSn8 Bronze Pilot?

The Tandorio TD147 CuSn8 Bronze Pilot has a cusn8 marine bronze case. It is recorded at medium confidence pending a maker-stated material.

What size is the Tandorio TD147 CuSn8 Bronze Pilot?

It is 39.0 mm in diameter, 12 mm thick, 48.5 mm lug to lug, and water resistant to 200 m.

How much does the Tandorio TD147 CuSn8 Bronze Pilot cost, and is it available?

It is current-production and lists from $130.

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