About This Watch
The A. Lange & Söhne 1815 Up/Down is named for its dual power reserve indicators that flank the 12 o'clock position: "Up" on the left shows remaining power reserve, "Down" on the right indicates how much has been consumed. This charming and practical display was inspired by the "Auf" and "Ab" indicators found in historical pocket watches from Glashütte. The manually wound caliber L051.2 delivers a 72-hour power reserve, giving the indicators a full three-day arc to traverse. The 39mm rose gold case and silver dial with Arabic numerals, small seconds at 6 o'clock, and railroad chapter ring create a thoroughly classical appearance that pays tribute to 19th-century instrument making. The movement visible through the caseback is a masterwork of traditional finishing. The 1815 Up/Down occupies a special place in the Lange collection as the brand's most accessible complicated watch, offering genuine haute horlogerie finishing and an in-house movement at a price point that, while hardly inexpensive, represents remarkable value for the level of craftsmanship provided.
Specifications
Movement
| Movement Type | Manual |
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| Caliber | Caliber L051.2 |
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| Power Reserve | 72 hours |
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| Frequency | 21,600 vph |
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| Jewels | 35 |
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Case
| Case Diameter | 39.0mm |
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| Case Thickness | 8.8mm |
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| Case Material | 18k Rose Gold |
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| Crystal | Sapphire with anti-reflective coating |
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| Bezel | Fixed, polished |
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| Dial Color | Silver |
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| Lug Width | 20mm |
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| Lug-to-Lug | 46.0mm |
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Features
| Water Resistance | 30m / 98ft |
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| Bracelet/Strap | Dark brown alligator leather strap |
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| Clasp | 18k rose gold pin buckle |
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| Weight | 62g |
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| Complications | Power Reserve (Up/Down)Small Seconds |
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