18k rose gold case with a brown alligator leather strap. Fixed bezel. Silver dial with rose gold-tone hands and Roman numeral and index hour markers. Month scale appears around the outer rim. Dial Type: Analog. Perpetual calendar. Moonphase, day/night indicator, 12 hour, 60 second, day of week subdials. A. Lange & Sohne Calibre L082.1 automatic movement with about 50 hours of power reserve. Scratch resistant sapphire crystal. Case size: 41.9 mm. Case thickness: 12.2 mm. Round case shape. Fold over clasp. Functions: tourbillon, perpetual calendar, moon phase, leap year, month, date, day, GMT, second time zone, hour, minute, small second, day/night indicator. Luxury watch style. Watch label: Made in Germany. A. Lange and Sohne Lange 1 Tourbillon Silver Dial 18K Rose Gold Automatic Mens Watch 720.032.