The Titanium Field Guide

Citizen Eco-Drive One (Super Titanium)

AR5034-58E

The Citizen Eco-Drive One (Super Titanium) is a current-production dress watch with a Super Titanium (proprietary) case, finished with duratect surface hardening. At 48 g it sits around the middle for dress watches in the guide, and is priced well above the $1,980 median for the category. Nothing touching the skin is nickel-bearing steel, verified across the case, caseback and bracelet.

Titanium dress watchesUnder 11 mm thickLightweightLightest, rankedOn a titanium braceletSolarCompact (38 mm and under)
Price
$3,690
Titanium
Super Titanium (proprietary)
Weight
48 g (with bracelet)
Nickel-free
Yes
Reference
AR5034-58E
Type
Dress
Case diameter
36.5 mm
Thickness
3.53 mm
Origin
Japan
Movement
Eco-Drive light-powered, ultra-thin
Caliber
Citizen 8826
Complications
Time only
Case shape
Round
Case colour
Natural / grey
Finish technology
Surface hardening
Surface treatment
Duratect surface hardening
Caseback
Titanium
Bracelet / strap
Super Titanium bracelet
Titanium bracelet
Standard
Crystal
Sapphire
Display back
No
Dial
Black, white
Dial colours
Black White
Availability
Offered
Status
Current
Not published
Lug-to-lug, Water resistance, Power reserve, Lume Help verify
High confidence Verified Jul 2026 Source: Citizen (maker) Maker / listing ↗
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Frequently asked questions

Is the Citizen Eco-Drive One (Super Titanium) nickel-free?

Yes. Nothing nickel-bearing touches the skin: a Super Titanium (proprietary) case with a titanium caseback, plus a non-steel crown and bracelet and clasp. The Titanium Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What grade of titanium is the Citizen Eco-Drive One (Super Titanium)?

The Citizen Eco-Drive One (Super Titanium) has a Super Titanium (proprietary) case with a titanium caseback. This is confirmed against the maker spec.

What size is the Citizen Eco-Drive One (Super Titanium)?

It is 36.5 mm in diameter, 3.53 mm thick.

How much does the Citizen Eco-Drive One (Super Titanium) weigh?

About 48 g (w/ bracelet).

How much does the Citizen Eco-Drive One (Super Titanium) cost, and is it available?

It is current-production and lists from $3,690.

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