This watch is also known as:
704032, 704-032, 704/032 .
The classic A. Lange & Sohne Lange 1 Tourbillon Model # 704.032 is the world's first watch with a tourbillon and patented outsize date that utilizes L961.1 caliber engine with 49 jewels and 72-hour power reserve. The 38.5-mm manual winding A. Lange & Sohne Lange 1 704.032 is housed in 18K rose gold case and brown crocodile leather strap. It also features a silver dial with index and Roman numeral markers, subsidiary second and oversize date displays, and power reserve indicator. The A. Lange & Sohne Lange 1 Tourbillon 704.032 is protected by an anti-reflective scratch-resistant sapphire crystal glass and transparent scratch-resistant sapphire caseback.