Tourbillon

Reference 703.032F, Lange movement: Calibre L042.1, manually wound. Time indicated in hours, minutes, small seconds; power-reserve indicator; one-minute tourbillon with patented stop seconds. Precision-adjusted in five positions. Lange outsize date. Crown for winding the watch and setting the time, date correction push-piece at 2 o'clock (recessed). Power reserve 5 days (120 hours) when fully wound. Three-quarter plate made of untreated German silver, intermediate-wheel and tourbillon cocks engraved by hand. Three-part platinum case with anti-reflection-coated sapphire-crystal glass and caseback. 47 jewels, thereunder 2 diamond endstones. Supple crocodile strap with Lange deployant buckle in solid platinum. Dial made of solid silver, rhodié.