1815 ANNUAL CALENDAR
in 18-carat white gold
Reference 238.026 E
With analogue displays for the date, day of week and month as well as a moon-phase display calculated to remain accurate for 122.6 years, the 1815 ANNUAL CALENDAR is an ideal everyday companion. The model version in white gold features an argenté-coloured dial crafted from solid silver.

TECHNICAL DETAILS
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Case dimensionCase diameter: 40 mm
Case thickness: 10.1 mmWinding mechanismManually wound movementPower reserve72 hoursComplicationsCalendar function, moon-phase display, day-of-week display -
Reference238.026 E / LSLS2383APDial colourArgenté
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Case material18-carat white gold
Case back: sapphire glassCase dimensionCase diameter: 40 mm
Case thickness: 10.1 mmMetal weight95 grWater resistance3 bar -
Movement designationL051.3Number of movement parts345Winding mechanismManually wound movementPower reserve72 hoursComplicationsCalendar function, moon-phase display, day-of-week display
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StrapBlack, Alligator leatherOur alligator straps fully comply with the CITES regulations: Species – alligator mississippiensis. Extraction method – farmed. CITES Appendix – Appendix IIBuckle18-carat white goldDistance between lugs20 mm
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All A. Lange & Söhne timepieces are developed, crafted, finished and assembled in our manufactory in Glashütte, Germany. More information
1815 ANNUAL CALENDAR
The 1815 ANNUAL CALENDAR is the second A. Lange & Söhne timepiece endowed with the eponymous function.
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THE 1815 FAMILY
IN THE TRADITION OF FERDINAND ADOLPH LANGE
With precision, perfection, courage, and modesty as its attributes, the 1815 watch family pays tribute to the founder of the Lange manufactory.
HOW CAN WE BE OF SERVICE?
Whether you are in search of a specific model, have questions out of interest or need a service request for your timepiece – we are delighted to help you. We are at your service by phone, email or in one of our boutiques.

COMPLIMENTARY DELIVERY
We offer complimentary shipping on all A. Lange & Söhne orders
PERSONAL INTRODUCTION
Individual guidance on how to set and care for your timepiece