The Montblanc 129757 watch combines a 29mm round shaped stainless steel case and silver stainless steel bracelet with a push button deployment clasp. It has a mother of pearl analogue dial that features a moonphase with a date display which is protected beneath scratch resistant sapphire crystal glass. Power is generated by the automatic movement and has a power reserve of 56 hours. This model also has a water resistance of up to 30 metres.