Montblanc
Montblanc 1858 Geosphere 0 Oxygen Mount Vinson Limited Edition
MB134019 Montblanc 1858
Description
The Montblanc 1858 Geosphere Collection has always found inspiration in nature and the world of mountaineering, especially the exploration of those undiscovered territories that fuel the imagination of intrepid adventurers. In 2025, Montblanc unveils the latest timepiece in the collection: the Montblanc 1858 Geosphere 0 Oxygen Mount Vinson Limited Edition, which pays homage to legendary mountaineer and Montblanc Brand Ambassador Reinhold Messner and his ascent of Mount Vinson in Antarctica, the final peak that completed his variation of the Seven Summits Challenge. Limited to 986 pieces.
Specifications
Case
Shape
Round
Glass
Scratch-resistant, domed sapphire crystal with anti-reflective coating Special grey gasket that allows 0 oxygen inside the watchcase
Case Back
Titanium case back with a 3D laser colour engraving of Mont Vinson Mountain
Case Material
Titanium
Bezel Material
Titanium bidirectional rotatable bezel with light grey anodized aluminium insert, knurled finishing, blue emission of cardinal points in Super-LumiNova®
Diameter
43.5 mm
Water Resistance
10 bar (100m)
Thickness
13 mm
Dial
Colour
Blue-green sfumato glacier pattern dial
Hour Markers
White luminescent rhodium-coated Arabic numerals and indexes
Hands
White luminescent rhodium-coated hours and minutes hands, white luminescent dual time hand
Power Reserve
Approx. 42 hours
Movement and Functions
Movement
Automatic movement
Caliber
Calibre MB 29.25
Functions
Worldtime with turning northern and southern hemisphere globes, 24-hour scale and Day & Night indication, Dual time indication; Date by disc
Strap
Material
Rubber strap with rope pattern
Colour
Blue-green
Buckle
Double-folding clasp with fine adjustment system