18kt yellow gold case with a brown alligator leather strap. Fixed bezel. Champagne dial with gold-toned hands and Roman numeral and index hour markers. Dial Type: Analog. Date display at the 1 o'clock position. Two - 60 second and power reserve indicator. A. Lange & Sohne Calibre L901.0 hand wind movement with about 72 hours of power reserve. Scratch resistant sapphire crystal. Skeleton transparent exhibition see through case back. Case size: 38.5 mm. Round case shape. Band width: 20-16 mm. Band length: 8 inches. Tang clasp. Functions: big date, hour, minute, small second, power reserve indicator. Additional Info: twin mainspring barrels, 21,600vph, 53 jewels, 365 parts). Luxury watch style. Watch label: Made in Germany. Item Variations: 101 021, 101-021, 101/021, 101021. A Lange and Sohne Lange 1 Champagne Dial 18kt Yellow Gold Mens Watch 101.021.