The Titanium Field Guide

Citizen The Citizen Caliber 0100 (Super Titanium)

AQ6021-51E

The Citizen The Citizen Caliber 0100 (Super Titanium) is a current-production dress watch with a Super Titanium (proprietary) case, finished with duratect surface hardening. It measures 38.0 mm across, 65 g, and is water resistant to 50 m. Inside is the Citizen Caliber 0100 eco-drive light-powered, annual accuracy +/-1 s/yr movement. Complications: Time only. Priced from $7,400. Brand origin: Japan.

Titanium dress watchesLightweightDisplay back
ReferenceAQ6021-51E
TypeDress
Price$7,400
Case diameter38.0 mm
Thickness
Lug-to-lug
Water resistance50 m
Weight65 g
OriginJapan
MovementEco-Drive light-powered, annual accuracy +/-1 s/yr
CaliberCitizen Caliber 0100
Power reserve
ComplicationsTime only
TitaniumSuper Titanium (proprietary)
Surface treatmentDuratect surface hardening
Nickel-freeYes
Bracelet / strapSuper Titanium bracelet
CrystalSapphire, AR coated
Display backYes
DialBlack
Lume
AvailabilityOffered
StatusCurrent
High confidence Verified 2026-06-21 Source: Citizen (maker) Maker / listing ↗
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