The Wristwatch Field Guide

RDUNAE R1 Titanium Emperor Tuna

The RDUNAE R1 Titanium Emperor Tuna is a current-production diver watch with a grade 5 titanium case. It is priced well under the $1,199 median for the category.

All RDUNAE watchesExotic-material diver watchesTitaniumDiversUnder $5,000
Price
$229.9
Material
Titanium
Grade / type
Grade 5
Water resistance
200 m
Type
Diver
Case diameter
52.0 mm
Origin
China
Movement
Automatic
Caliber
Seiko NH35
Complications
Date
Colour
Grey
Caseback
Titanium
Nickel-free
Not verified (bracelet, strap, or clasp hardware not confirmed)
Display back
No
Dial
Black
Dial colours
Black
Availability
Offered
Status
Current
Not published
Reference, Thickness, Lug-to-lug, Weight, Power reserve, Hardness, Construction, Surface treatment, Bracelet / strap, Matching bracelet, Crystal, Lume
Medium confidence Verified Jul 2026 Source: RDUNAE R1 Titanium Tuna
Facts are free to cite with a link.
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Alternatives to the RDUNAE R1 Titanium Emperor Tuna

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More exotic-material watches from RDUNAE

RDUNAER1 Zaku Tuna-II$209.952.0 mmDiver

Frequently asked questions

What is the case material of the RDUNAE R1 Titanium Emperor Tuna?

The RDUNAE R1 Titanium Emperor Tuna has a grade 5 titanium case with a titanium caseback. It is recorded at medium confidence pending a maker-stated material.

What size is the RDUNAE R1 Titanium Emperor Tuna?

It is 52.0 mm in diameter, and water resistant to 200 m.

How much does the RDUNAE R1 Titanium Emperor Tuna cost, and is it available?

It is current-production and lists from $229.9.

All exotic-material RDUNAE watches · Exotic-material diver watches · All 1,957 watches

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