JLC & IWC Mark XI: Vintage Military Watch Duo

Mr.Gatsby · 2021-02-21T00:03:06Z

Explore the Jaeger-LeCoultre Mark XI and IWC Mark XI, two iconic military watches. Discover their history, movements, and collector appeal on WatchProSite.

Mr.Gatsby

WPS member · Jaeger-LeCoultre forum

21 replies3932 views5 photos

Mr.Gatsby shares his profound appreciation for military-issued timepieces, specifically highlighting the Jaeger-LeCoultre Mark XI and IWC Mark XI as cornerstones of his collection. His reflections delve into the historical significance and utilitarian design of these watches, offering a compelling perspective on how they embody stories of past conflicts and the enduring necessity of reliable mechanical timekeeping.

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I have to say I am now complete with these two in the collection, perhaps amongst the most important - alongside my Lemania TG 195 - in my quest for collecting military pieces.

My fascination for them can only be attributed by the fact that they told a story of life and war before my time, and how these events eventually shaped the world I now live in. I’ve come to appreciate and love the utilitarian nature of these mil watches, born out of the necessities of warfare and the need to tell the time. No iPhone or Apple Watch would last more than 48 hours in any military intervention — without a battery pack, that is. Yet, the simple winding of a mechanical wristwatch ensures us that time is of the essence.

HAGWE
Gatsby

About the Jaeger-LeCoultre Ref. Tg195

The Jaeger-LeCoultre Mark XI is a historically significant pilot's watch produced for the British Ministry of Defence (MoD) under the 'Mark XI' specification. It was one of several brands, including IWC, to supply watches meeting these stringent requirements for air navigation. These watches were designed for extreme legibility, robustness, and accuracy, serving as essential tools for RAF navigators.

Equipped with the Jaeger-LeCoultre Caliber 488/SBr, a manually wound movement, the Mark XI features a hacking seconds function for precise synchronization. The movement is housed within a soft iron inner case for anti-magnetic protection, a critical feature for aviation instruments. The stainless steel case typically measures around 36mm in diameter, with a fixed bezel and a screw-down case back, ensuring durability and water resistance suitable for military use.

For collectors, the Jaeger-LeCoultre Mark XI represents a pinnacle of military watch design and functional horology. Its clean, utilitarian aesthetic, combined with its robust construction and historical provenance, makes it highly sought after. The watch's enduring appeal lies in its direct connection to post-war aviation and its embodiment of purpose-built design.

Specifications

Caliber: Caliber 488/SBr

Case: Stainless steel

Diameter: 36mm

Dial: Black

Water Resist.: Not specified, but designed for military use

Crystal: Plexiglass

Key Points from the Discussion

The IWC Mark XII utilizes an IWC Caliber 884 movement, which is based on the Jaeger-LeCoultre Caliber 889/2. This movement is highly regarded and was also used in other high-end watches, including some Audemars Piguet references.
The IWC Mark XII, particularly earlier versions with tritium dials, is considered a superb homage to the original military watches and a good value in the secondary market. Its steel bracelet is also noted for its quality.
Famed watchmaker George Daniels reportedly owned a Jaeger-LeCoultre Mark XI as one of his personal wristwatches, underscoring its historical and horological significance.
Military-issued watches like the Mark XI references are appreciated for their simple, time-only functionality and relative affordability compared to other military-spec watches such as certain Blancpain Fifty Fathoms, Rolex Submariner, or Omega Seamaster models.
These watches exemplify the concept of a timepiece as an essential tool rather than merely jewelry, highlighting their vital role in the lives of those who used them in demanding environments.
A personal story recounts a father entrusting his watch to a friend before combat, only to have it returned after a near-fatal incident, illustrating the deep personal value and trust associated with such items.
The original author expresses unfamiliarity with the IWC Mark XII and its connection to a Jaeger-LeCoultre movement, prompting further clarification on the shared horological heritage.

The Discussion

amanico

Feb 21, 2021

Excellent, my friend. Yes, these are two great vintage watches you have here. Bravo!

amanico

Feb 21, 2021

PS: A couple of pictures of mine.

Mr.Gatsby

Feb 21, 2021

Wow!!

Yours look amazing Nico the patina looks amazing on yours

amanico

Feb 21, 2021

With a trick. It is a Royal Australian Air Force.

Uncle Chico

Feb 21, 2021

Those are exceptional examples and your appreciation is commendable.

My father wore his watch in combat. He had a premonition the night before an engagement and entrusted his watch and pen to a friend in his unit. The next day an exploding artillery round nearly killed him. After the war my father told me his friend returned the watch and pen. Sadly the family no longer has any trace of what happened to them.

Mr.Gatsby

Feb 21, 2021

Thank you for sharing this story with us

Does your father still remember what watch it was ?