Montblanc Nicolas Rieussec Rising Hours Watch (108790). Automatic monopusher chronograph movement. Anthracite guilloche dial with Arabic numerals, hour disc and indicator at 12 o'clock postion with integrated black and blue day/night indication. 30 minute counter at 7 o'clock position and 60 second counter at 4 o'clock position. Day window at 9 o'clock and date window at 3 o'clock position. The monopusher is located on the case side at 8 o'clock position. 43mm stainless steel case. Water resistant to 30M. Sapphire crystal on top and exhibition case back. Black alligator strap with stainless steel folding buckle.