. Montblanc’s ‘1858 Geosphere’ collection is inspired by the holy grail of mountaineering adventures, " the Seven Summits, which challenges explorers with climbing the highest peak on each continent. Built in Switzerland with a durable titanium and ceramic case and leather strap, this automatic reference is engineered with an innovative manufacture world-time complication, two domed, SuperLumiNova®-coated globes are each surrounded by a 24-hour scale that indicate day and night with contrasting colours. We offer a two-year warranty for all working parts and manufacturing faults for luxury watches. For more information, contact one of our experts by emailing email@example.com "