Lange L902

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Calibre L902 is a tourbillon watch movement from A. Lange & Söhne.

Cal. L902.0 was introduced in 1994 and was used in the A. Lange & Söhne Tourbillon "Pour le Mérite" through 1999. It is a tourbillon movement with Fusée & Chain. The movement features 29 jewels, 2 diamonds, and 7 chatons. The Nivarox balance spring adjusts using screws and operates at 18,000 A/h.


Manual winding tourbillon movement with Fusée & Chain
320 components (plus 633 more in chain)


Center hour and minute hands
Subdial seconds
Subdial power reserve indicator


D 30 mm, H 6 mm
29 jewels
18,000 A/h
Power reserve: 36 hours

Production period: