The A. Lange & Sohne Langematik Perpetual Platinum (ref. 310.025) is a men's dress watch with a 38 mm round case in platinum. It has a silver dial under sapphire crystal.
It is powered by a self-winding mechanical movement with a power reserve of 46 hours. Functions: Perpetual calendar. The watch is fitted with a leather strap with a classic buckle in platinum.
This example is in perfect condition, and comes with the original box.
