Montblanc 1858 Geosphere 0 Oxygen Limited Edition - 1786 pieces MB129415 es4729i The SBGA211G is powered by

The SBGA211G is powered by Spring Drive

reversible leather strap in plain brown colour on one side and grainy black on the other

Arabic numerals mark the 6

the strap flaunts a rose gold hue that lends it a luxurious look

Montblanc 1858 Geosphere 0 Oxygen Limited Edition - 1786 pieces MB129415 es4729i The SBGA211G is powered byThe Montblanc 1858 Geosphere 0 Oxygen Limited Edition is totally devoid of oxygen to improve the watch's performance and precision over time, even in some of the harshest mountain environments. Zero oxygen inside the movement not only eliminates fogging, which can occur with drastic temperature changes in altitude, but also prevents oxidization. Without oxygen, all the components last far longer and will provide greater precision over time. The