Case material: White gold; Charge: Manual; Conditions: Never worn Presentation condition : With boxes and all papers; Model: Zeitwerk Price on request Gmtbroker Reference: 140.029 A. Lange & Sohne 140.029 Complete Details: A true revolution in time telling! While most watches tell time using rotating hands to indicate the minute & hours, this watch actually displays the time via a mechanically operated fully digital numeric readout. Jump hours & mechanical digital watches are not new, they have been around for decades. however what Lange & Sohne has developed is the first digital-readout display watch that has the hours & minutes apertures lined up horizontally, in a natural reading format. In addition, the hours & minute numbers are displayed in a large format making for an extremely legible & easy read. This watch features: Polished 18kt white gold case with fine satin finished case band (edge). Black dial. The movement bridge protrudes through the dial & is made of untreated German Silver with a fine brushed finish. The bridge encompasses the hours, minutes & seconds displays. As the bridge is part of the movement, the dial is lowered to surround the bridge, thus reducing the overall case thickness. Jumping hour & minutes in a digital display of Arabic Numerals. Hour & minute windows display with tapered edged window frames. The tapered frame eliminates shadows, allowing for a clean & legible view of the current time. Small seconds silver sub-d