in 18-carat white gold
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.
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Reference130.039 / LSLS1303ACLimited100 piecesWinding mechanismManually wound movementPower reserve744 hoursWater resistance3 barComplicationsOutsize date, Constant-force escapement, Power reserve indicator
Case material18-carat white gold, Case back: sapphire glassDial colourGreyMetal weight243 gr
StrapDark-brown, Alligator leatherBuckle18-carat white goldDistance between horns22 mm
Movement designationL034.1Number of movement parts406
All A. Lange & Söhne timepieces are manufactured in Glashütte, Germany. We obtain our leather straps and metal bracelets from Switzerland, Italy, Austria and Germany.