LANGE 31

in 18-carat white gold

Reference 130.039

The LANGE 31 is the world’s first mechanical wristwatch with a power reserve of 31 days and a patented constant-force escapement. The white-gold model has a grey dial made of solid silver. Limited to 100 pieces, this model is available exclusively in Lange boutiques.

Price upon request

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TECHNICAL DETAILS

Reference

130.039 / LSLS1303AC

Limited

100 pieces

Winding mechanism

Manually wound movement

Power reserve

744 hours

Water resistance

3 bar

Complications

Outsize date, Constant-force escapement, Power reserve indicator
Case material

18-carat white gold, Case back: sapphire glass

Dial colour

Grey

Metal weight

243 gr
Strap

Dark-brown, Alligator leather

Buckle

18-carat white gold

Distance between horns

22 mm
Movement designation

L034.1

Number of movement parts

406
All A. Lange & Söhne timepieces are manufactured in Glashütte, Germany. We obtain our leather straps and metal bracelets from Switzerland, Italy, Austria and Germany.

LANGE 31

Mainsprings of this length imposed considerable challenges on the engineers.

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The development of a SAXONIA starts with the movement. Mechanical essence is the main objective.

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Crafted by hand in Glashütte, Germany.