GRAND LANGEMATIK
in 750 pink gold
Reference 309.031
This reference is presently not manufactured and not part of our current collection. Our A. Lange & Sӧhne Ambassador will be happy to answer any further questions.
Technical Details
-
Case dimensionCase diameter: 40 mm
Case thickness: 10.7 mmWinding mechanismSelf-winding movementPower reserve46 hoursComplicationsOutsize date, zero reset -
Reference309.031 / LSLS3094AADial colourBlack
-
Case material18-carat pink gold
Case back: sapphire glassCase dimensionCase diameter: 40 mm
Case thickness: 10.7 mmWater resistance3 bar -
Number of movement parts378Winding mechanismSelf-winding movementPower reserve46 hoursBalance frequency21,600 semi-oscillations per hour (3.0 Hz)ComplicationsOutsize date, zero reset
-
Leather StrapBlack, Alligator leatherOur alligator straps fully comply with the CITES regulations: Species – alligator mississippiensis. Extraction method – farmed. CITES Appendix – Appendix IIProng buckle18-carat pink gold