The Titanium Field Guide

Tutima M2 Pioneer Chronograph (titanium)

6451-02

The Tutima M2 Pioneer Chronograph (titanium) is a current-production diver watch with a Titanium (grade undisclosed) case, finished with pearl-blasted titanium. It measures 46.5 mm across, 16 mm thick, and is water resistant to 300 m. Inside is the Tutima 521 automatic (chronograph) movement, with 48 h power reserve. Complications: Chronograph, Date. Priced from $6,100 (approx; EUR 5,250). Brand origin: Germany.

Titanium diver watchesChronograph
Reference6451-02
TypeDiver
Price$6,100 · approx; EUR 5,250
Case diameter46.5 mm
Thickness16 mm
Lug-to-lug–
Water resistance300 m
Weight–
OriginGermany
MovementAutomatic (chronograph)
CaliberTutima 521
Power reserve48 h
ComplicationsChronograph, Date
TitaniumTitanium (grade undisclosed)
Surface treatmentPearl-blasted titanium
Nickel-freeYes
Bracelet / strapKevlar strap
CrystalSapphire
Display backNo
DialBlack
LumeSuper-LumiNova
AvailabilityOffered
StatusCurrent; maker page states titanium, grade undisclosed
Medium confidence Verified 2026-06-23 Source: Tutima Maker / listing ↗
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