Another TimeWalker model from Montblanc, this time with three time zones. This is the Montblanc TimeWalker Chronograph UTC
Movement Montblanc MB 25.03 (base ETA 7754) | Automatic | Diameter: 30 mm | Frequency: 28,800 vph (4 Hz) | Jewels: 25 | Hours, minutes, small seconds, date, GMT, chronograph | Power-reserve: 46 hours
Movement Montblanc MB 25.03