1858 Geosphere Automatic 42mm Titanium and Stainless Steel Watch, Ref. No. 125567

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Editor's Notes

Montblanc's '1858 Geosphere' watch is an ode to the Seven Summits challenge, "the holy grail of mountaineering adventures" that consists of climbing the highest mountain on each continent. It's been expertly crafted in Switzerland with a MB 29.25 automatic movement that features a manufacture worldtime complication - each of the two domed, rotating globes has a 24-hour scale with a day and night indicator and SuperLumiNova® coating for visibility. It's designed with a glacier-inspired dial and fastens with a titanium and polished stainless steel bracelet strap.

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Technical Specification


  • Swiss-made caliber MB 29.25 automatic movement with 42-hour power reserve
  • 26 jewels, 28,800 Vph


  • Hour and minute hands
  • Date window
  • Second time zone (GMT), day and night displays


  • Navy dial
  • Super-LumiNova®-coated hour and minute hands, numerals and indices


  • Titanium case
  • Storm-blue bezel
  • Crown for time adjustments and manual winding
  • Sapphire glass crystal
  • Titanium case back
  • Clasp-fastening titanium and stainless steel bracelet strap


  • Case diameter: 42mm; case thickness: 12.8mm
  • Water resistance: 10 bar
  • Comes in a presentation box
  • Reference number: 125567
  • Made in Switzerland
Product Code 16301891330263572

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