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Lange 31

The LANGE 31 is the first mechanical wristwatch with a power reserve of 31 days. Additionally, it features a patented constant-force escapement, which makes it possible for the first time to actually harness such an extreme power reserve. This mechanism assures high rate stability and thus consistent rate accuracy for an entire month.

Brand : A. LANGE & SÖHNE
Model Number : 130.039
Gender : Unisex
Material : Gold
Movement : Manually Key Wound Movement.
Crystal : Sapphire crystal on front and back
Functions : Hours and minutes; subsidiary seconds with stop seconds; outsize-date display; power-reserve indicator,
Power Reserve : 31 days power reserve


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LANGE 31

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