The Titanium Field Guide

Montblanc 1858 Geosphere 0 Oxygen The 8000 (Titanium)

MB130982

The Montblanc 1858 Geosphere 0 Oxygen The 8000 (Titanium) is a current-production field watch with a Titanium (grade undisclosed) case. It measures 42.0 mm across, and is water resistant to 100 m. Inside is the Montblanc MB 29.25 automatic worldtimer (dual time, day/night) movement, with ~42 h power reserve. Complications: Worldtimer, GMT, Date. Priced from $6,800 (approx). Brand origin: Germany.

Titanium field watchesGMT
ReferenceMB130982
TypeField
Price$6,800 · approx
Case diameter42.0 mm
Thickness
Lug-to-lug
Water resistance100 m
Weight
OriginGermany
MovementAutomatic worldtimer (dual time, day/night)
CaliberMontblanc MB 29.25
Power reserve~42 h
ComplicationsWorldtimer, GMT, Date
TitaniumTitanium (grade undisclosed)
Surface treatmentNone
Nickel-freeYes
Bracelet / strapTitanium bracelet
CrystalDomed sapphire, AR coated
Display backNo
DialSfumato grey glacier
LumeSuper-LumiNova
AvailabilityOffered
StatusCurrent
High confidence Verified 2026-06-19 Source: Monochrome Maker / listing ↗
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