Baume & Mercier Clifton Complete Calendar (M0A10450).Moonphase function. Automatic movement with hour and minute hands. Blue central date hand, moon phase indicator at 6 o'clock, day and month indicator at 12 o'clock. White dial with Arabic numerals and index hour markers. Polished steel bezel set on a 43mm steel case with polished finish. Sapphire crystal on top and exhibition case back. Water resistant to 50M. Blue alligator strap with steel folding buckle.