18kt white gold case with a black alligator leather strap. Fixed bezel. Black dial with silver-toned hands and Roman numeral hour markers. Dial Type: Analog. Date display at the 1 o'clock position. Small seconds sub-dial. Hand wind movement. Scratch resistant sapphire crystal. Case diameter: 40.9 mm. Case thickness: 8.8 mm. Round case shape. Tang clasp. Functions: date, hour, minute, second. Luxury watch style. Watch label: Made in Germany. Item Variations: 117 028, 117-028, 117/028, 117028. A. Lange and Sohne Grand Lange 1 Black Dial 18kt White Gold Mens Watch 117.028.