Montblanc 1858 Geosphere Category_Default category/Our Boutique/IWC Schaffhausen/Portugieser The refined mother-of-pearl dial features

The refined mother-of-pearl dial features blue floral Arabic numerals

The caseback features an image of the Mont Blanc mountain

burgundy and brown

It is powered by Montblanc's MB 29

Montblanc 1858 Geosphere Category_Default category/Our Boutique/IWC Schaffhausen/Portugieser The refined mother-of-pearl dial featuresThe Montblanc 1858 product line is inspired by the professional Minerva watches from the 1920s and 1930s, which were conceived for military use and exploration. Reinterpreting these legendary timepieces, the Montblanc 1858 product line expresses the spirit of mountain exploration, embodying the modern trend of returning to nature. The Montblanc 1858 Geosphere is dedicated to the worlds Seven Summit mountaineering challenge, the holy grail of