The Titanium Field Guide

Citizen Promaster Dive Fujitsubo Super Titanium (NB6021)

NB6021-68L

The Citizen Promaster Dive Fujitsubo Super Titanium (NB6021) is a current-production diver watch with a Titanium (Super Titanium) case, finished with duratect. It measures 41.0 mm across, and is water resistant to 200 m. Inside is the Citizen 9051 automatic movement, with 42 h power reserve. Complications: Time only. Priced from $1,295 (approx). Brand origin: Japan.

Titanium diver watchesUnder $3,000
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ReferenceNB6021-68L
TypeDiver
Price$1,295 · approx
Case diameter41.0 mm
Thickness–
Lug-to-lug–
Water resistance200 m
Weight–
OriginJapan
MovementAutomatic
CaliberCitizen 9051
Power reserve42 h
ComplicationsTime only
TitaniumTitanium (Super Titanium)
Surface treatmentDuratect
Nickel-freeYes
Bracelet / strapSuper Titanium bracelet
CrystalSapphire, AR coated
Display backNo
DialBlue, embossed
LumeYes
AvailabilityOffered
StatusCurrent
High confidence Verified 2026-06-20 Source: Monochrome / Long Island Watch Maker / listing ↗
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