The Bronze Field Guide

Boderry SeaTurtle Ocean Bronze

SeaTurtle Bronze

The Boderry SeaTurtle Ocean Bronze is a current-production diver watch with a cusn8 bronze case. It measures 40.0 mm across, and is water resistant to 100 m. Inside is the Seiko NH35 automatic movement. Complications: Time only. Priced from $269 (approx). Brand origin: China.

Bronze diver watches
Reference
SeaTurtle Bronze
Type
Diver
Price
$269 · approx
Case diameter
40.0 mm
Thickness
–
Lug-to-lug
–
Water resistance
100 m
Weight
–
Origin
China
Movement
Automatic
Caliber
Seiko NH35
Power reserve
–
Complications
Time only
Ceramic
CuSn8 marine bronze
Colour
–
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
Bronze
Nickel-free
Not verified (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Cowhide leather strap
Ceramic bracelet
–
Crystal
Sapphire
Display back
No
Dial
Black, sea blue, red, turtle green
Lume
Super-Luminous hands and markers
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Boderry Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

What bronze alloy is the Boderry SeaTurtle Ocean Bronze?

The Boderry SeaTurtle Ocean Bronze has a cusn8 bronze case with a bronze caseback. It is recorded at medium confidence pending a maker-stated alloy.

What size is the Boderry SeaTurtle Ocean Bronze?

It is 40.0 mm in diameter, and water resistant to 100 m.

How much does the Boderry SeaTurtle Ocean Bronze cost, and is it available?

It is current-production and lists from $269.

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