This watch is also known as:
Black Dial with Roman Numeral Hour Markers, Automatic Movement withe Perpetual Calendar. Features: Hour & Minutes with the large hands, Small Seconds sub-dial at the 9 o'clock position, Day of the week inside the seconds sub-dial, Large 2 window Date Indicator at the 1 o'clock position, Month at 4 o'clock position, Double Window Year Indiacator at the 6 o'clock Position. All operations controlled by the crown, forward & BACKWARDS setting of the date. Luminous Hands.