A. Lange & Sohne Grand Lange 1 "Lumen" Very Good Condition! Original Box, Hangtags, Instructions and Warranty book, dated 2012. A. Lange \u0026 Sohne Grand Lange 1 41.9 mm LUMEN 115.028 Video will open in a new window Using the eBay App? Paste link into a browser window: [isdntekvideo] Brand A. Lange & Sohne Model Grand Lange 1 Reference 115.028 Case 41.90 mm, White gold. 11 mm thickness. Dial Black dial features small seconds sub-dial 5 o'clock, double date aperture at 1 o'clock, power reserve indicator at 3 o'clock, main dial offset to the left of the dial. Crystal Scratch Resistant Sapphire. Movement Manual Caliber L901.2, features 53 jewels. Power reserve of 72 hours.