Previously owned A. Lange & Son Langmatik gent's watch, Model # 310.021. 18kt yellow gold 38.5 mm case. Crocodile leather strap with 18k yellow gold pin buckle. Silver dial. Automatic movement, Lange Calibre L921.1 (21,600vph, 43 jewels). 38 hour power reserve. Hours, minutes and seconds sub-dial located at the bottom of the dial. In addition, this watch has a €œZero Reset€ seconds hand, which resets the seconds hand to zero when you pull out the crown to adjust the time; this makes it extremely easy to synchronize the watch to perfection. AM/PM Indicator, Date, Day, Leap Year, Month, Sub-Seconds, Moonphase. Perpetual calendar €“ watch will correctly adjust for short and long months as well as 28/29 days of February once every 4 years. 100% original and in great condition.

　　subject to availability