Stock Number: 9390 A. Lange & Sohne Datograph Tourbillon
Movement: mechanical, self-winding.
Functions: hours, minutes, seconds, date, day of the week, month, tourbillon.
Case: polished steel., 43 mm by 16 mm .
Mineral-crystal glass on the top and bottom.
Dial: black, guilloche with silvered Arabian figures.
Strap / Bracelet: polished steel.
No docs and box