JLC Master Ultra Thin Perpetual Calendar 39mm
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JLC Master Ultra Thin Perpetual Calendar 39mm

By amanico · Aug 29, 2017 · 32 replies
amanico
WPS member · Jaeger-LeCoultre forum
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Amanico presents a detailed look at the Jaeger-LeCoultre Master Ultra Thin Perpetual Calendar 39mm, focusing on its evolution from 2013 to the 2017 white gold grey dial iteration. He invites the community to discuss the aesthetic changes, particularly the new dial color and updated rotor, and how these compare to previous versions and market competition.

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In 2013, Jaeger Lecoultre unveiled a new Perpetual Calendar, housed in a superb case, the Master Ultra Thin. 

It came in steel, rose gold, and white gold. 

The White Gold, from 2013: 



Then came the steel version, black dial, a very powerful offer, in my opinion. This version adds some coolness and power to an elegant watch. 



This year, Jaeger Lecoultre offers a new iteration, in white gold and a grey dial which I find superb, and curiously more appealing than the one of the Master Ultra Thin Moon in the same metal. 





Once again, I will repeat that the MUT cases are my favorite JLC cases. Top elegant, thin, not always ultra thin but who cares, I hope that JLC will, one day, use the larger MUT cases for their Master Control Line. 

Another detail which is not a novelty, since the Manufacture changed the rotor last year with the steel case, black dial version...

The current rotor, 



Compared to the one which came in the 2013 versions. 



I find this latest opus superb with its grey dial. The chromatic combination with the case is very nice. Not too cold, but still discrete and elegant. 

The only issue I see is the competition with the steel black dial, more affordable. 

What do you think? 

Best,

Nicolas

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The Discussion
CO
cory
Aug 29, 2017
Gyrotourbillon MUT

Stunning case and I hope to see a nano Gyrotourbillon inside a MUT case in the very near future.

AM
amanico
Aug 29, 2017
That would be great! [nt]

CO
cory
Sep 2, 2017
I absolutely LOVE the Reverso Tribute Gyrotourbillon

Could we convince JLC to integrate this incredible gyrotourbillon into a nanomechanism version to fit a MUT case along with a few other complications? Nano is the way of the future I reckon JLC have to bring back the magic

CO
cory
Sep 2, 2017
This nano gyrotourbillon mechanism is for our CAM project... tantalum MUT case. ;) [nt]

SK
Skyrider01
Aug 29, 2017
Agreed!

That grey dial is the best of them all, as well as on the MUT moon. Too bad it only comes with the white gold, which skyrockets the price compared to the stainless steel. I was at my AD a couple days ago and they had the grey MUT moon, but I have my eyes on the Master Calendar meteorite dial. Although, I too prefer the proportions of the MUT series over the MC series. Now if only they made the Master Calendar meteorite in the ultra thin case, I would be all over that!

AM
amanico
Aug 29, 2017
Totally with you on that. MC Cases to be replaced for / by the MUTs... JLC, please... [nt]

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