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Exact reference

A. Lange & Söhne TOURBILLON - 701.001

701.001 1994–present or unrecorded end

Licensed benchmark ownership-only historical identity

Case

Dimensions and fit

direct
Case length38.5 mm
Case width / diameter38.5 mm
Case thickness10 mm
Lug-to-lugNot recorded
Lug widthNot recorded
Water resistanceNot recorded

The dimension basis is not currently recorded.

Open dimension source ↗
Movement

Calibre and mechanism

Manual
CalibreA. Lange & Söhne L902.1
Normalized calibreALANGESHNEL9021
GenerationNot recorded
Power reserve36 h
Open movement source ↗
Technical data

Conventional winding

Not applicable

This movement is not assigned a motor-winder programme in the Watch Library.

Conventional winding fields are evidence-linked reference data. They are separate from any device-specific axial-control profile.

Market context

Market-value disposition

Date not recorded

No exact-reference public market estimate has been admitted for this record.

Market observations are separate from manufacturer specifications and are not used to fill technical gaps.