Jaeger-LeCoultre Master Calendar

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Master Calendar is a wristwatch by Jaeger-LeCoultre.

This model in the series Master Control has a hand date display, a day and month window, a highly accurate moon phase, and power reserve indicator.


Jaeger-LeCoultre has produced many different Master Calendar watches to date.


Self-winding manufacture movement JLC 924, 28,800 A/h
43 hours power reserve
339 components
41 jewels


18ct red gold or stainless steel
Ø 40.5 mm, H 13 mm
Domed sapphire crystal with anti-glare treatment
Sapphire crystal caseback
Waterproof to 50 m


Steel version: solar grinding, rhodinated indexes


Hours, minutes, small seconds
Hand date, day of week, month
Moon phase with total precision over a period of 122 years
Power reserve


Brown Alligator leather strap with double folding clasp or stainless steel bracelet