The Titanium Field GuidePicks of the month

Tandorio CuSn8 Solid Bronze Turtle

TD239

The Tandorio CuSn8 Solid Bronze Turtle is a 44 mm bronze dive watch with a PT5000 automatic movement. At a list price of $162, only three of the 90 other bronze dive watches in production, leaving out the fashion brands cost less.

All Tandorio watchesDiver watchesUnder $500Microbrand
Price
$162
Material
Bronze
Grade / type
CuSn8 marine bronze
Water resistance
200 m
Reference
TD239
Type
Diver
Case diameter
44.0 mm
Thickness
14 mm
Origin
China
Movement
Automatic
Caliber
PT5000 (or Seiko NH35A)
Complications
Date
Construction
Assembled
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Brown leather strap
Crystal
Sapphire
Display back
No
Dial
Black
Dial colours
Black
Lume
C3 lume hands and markers
Availability
Offered
Status
Current (between batches, sold out)
Not published
Lug-to-lug, Weight, Power reserve, Colour, Hardness, Surface treatment, Caseback, Matching bracelet
High confidence Verified Sep 2026 Source: Tandorio Spec checksAlloy Jul 2026Price Sep 2026
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Frequently asked questions

What is the case of the Tandorio CuSn8 Solid Bronze Turtle made of?

The case is cusn8 marine bronze. That is confirmed against the maker's specification.

What size is the Tandorio CuSn8 Solid Bronze Turtle?

The case is 44 mm across and 14 mm thick. It is water resistant to 200 m.

How much does the Tandorio CuSn8 Solid Bronze Turtle cost, and is it available?

It is in production, at a list price of $162.

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