Montblanc- 1858 Iced Sea Automatic Date 129370 Red Bull 8mm Crystal Sapphire crystal Crystal

8mm Crystal Sapphire crystal Crystal Coating Anti-reflective coating on inner surface LumiBrite LumiBrite on hands

24 ct Average Diamond Clarity SI2 or higher Average Diamond Color Faint Color

Crystal Dual-curved sapphire

while the screw-down see-through case-back provides a view of the new caliber 6R64 29-jewel automatic movement with manual winding capability

Montblanc- 1858 Iced Sea Automatic Date 129370 Red Bull 8mm Crystal Sapphire crystal CrystalThe first ever sports diving watch for Montblanc, the Montblanc 1858 Iced Sea Automatic Date features a glacier pattern dial that gives the impression of looking into the depths of a glacier. This blue glacial pattern dial is inspired by the Mer de Glace Sea of Ice the main glacier of the Mont Blanc Massif. Its texture was achieved using an almost forgotten ancestral technique called gratt bois. The timepiece comes with a unidirectional bicolor