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A. Lange & Söhne · Datograph Up/Down "Lumen"
405.034 is an A. Lange & Söhne DATOGRAPH UP/DOWN “Lumen” reference, introduced in 2018.
The case is 41mm 950 platinum.
It runs the L951.7, a manual movement.
This model was introduced in 2018. The dial is made of polished German silver and incorporates segments in semi-transparent sapphire crystal. No longer part of A. Lange & Söhne's current collection (discontinued); exact discontinuation year not stated by the manufacturer.
The 405.034 was introduced in 2018.
The A. Lange & Söhne 405.034 runs the L951.7, a manual movement.
Look up the watch's serial number in the Watch Safe registry to see whether a record exists or a theft flag is attached. A registry search identifies records for a specific serial; it does not authenticate the watch. Authentication is performed in person by an independent expert authenticator, and Watch Safe records and publishes the result.
Checking a specific A. Lange & Söhne? Look up its serial number in the registry.