Jaeger-LeCoultre Master Ultra Thin Moon vs Jaeger-LeCoultre Master Ultra Thin Tourbillon

SpecificationJaeger-LeCoultre Master Ultra Thin MoonJaeger-LeCoultre Master Ultra Thin Tourbillon
BrandJaeger-LeCoultreJaeger-LeCoultre
CollectionMasterMaster
ReferenceQ1363540Q1323420
CategoryMoonphaseTourbillon
Movement TypeAutomaticManual
CaliberJaeger-LeCoultre 925/1Jaeger-LeCoultre 978
Power Reserve38h40h
Frequency28,800 vph28,800 vph
Case Diameter39.0mm40.0mm
Case Thickness9.9mm8.6mm
Case MaterialStainless Steel18K White Gold
CrystalSapphire with anti-reflective coatingSapphire with anti-reflective coating (front and back)
Water Resistance50m / 164ft50m / 164ft
Weight57g85g
MSRP$10,600$85,000
Market Price$8,800$65,000

In-Depth Comparison

The Jaeger-LeCoultre Master Ultra Thin Moon and the Jaeger-LeCoultre Master Ultra Thin Tourbillon represent two compelling options in the luxury watch market. Both timepieces have earned devoted followings among collectors and enthusiasts, but they approach horology from distinctly different perspectives. Let's break down how these two watches compare across the key dimensions that matter most to buyers.

Heritage And Brand Prestige

Jaeger-LeCoultre and Jaeger-LeCoultre is a brand that needs no introduction. Comparing two models from the same manufacturer comes down to purpose, design philosophy, and intended use case. Both watches hail from Switzerland, benefiting from the region's deep horological tradition. This particular Master reference was introduced in 2017, while this Master reference debuted in 2018. The Jaeger-LeCoultre Master Ultra Thin Tourbillon is the newer release, potentially featuring more modern technology and finishing.

Movement And Mechanics

At the heart of the Jaeger-LeCoultre Master Ultra Thin Moon beats the Jaeger-LeCoultre 925/1 caliber offering a 38-hour power reserve running at 28,800 vph with 28 jewels. The Jaeger-LeCoultre Master Ultra Thin Tourbillon is powered by the Jaeger-LeCoultre 978 with a 40-hour power reserve operating at 28,800 vph featuring 25 jewels. The Jaeger-LeCoultre Master Ultra Thin Tourbillon wins on power reserve with a 2-hour advantage, which means less frequent winding for those who rotate watches.

Dimensions And Wearability

The Jaeger-LeCoultre Master Ultra Thin Moon features a 39.0mm case at 9.9mm thick with a 46.0mm lug-to-lug measurement, crafted in Stainless Steel. The Jaeger-LeCoultre Master Ultra Thin Tourbillon comes in at 40.0mm and 8.6mm thick with 47.0mm lug-to-lug, constructed from 18K White Gold. The Jaeger-LeCoultre Master Ultra Thin Moon wears more compactly on the wrist, making it potentially more suitable for smaller wrists or those who prefer understated proportions. At 57g, the Jaeger-LeCoultre Master Ultra Thin Moon is the lighter of the two.

Materials And Construction

The Jaeger-LeCoultre Master Ultra Thin Moon uses a Sapphire with anti-reflective coating crystal paired with a Fixed, polished bezel, while the Jaeger-LeCoultre Master Ultra Thin Tourbillon features Sapphire with anti-reflective coating (front and back) crystal with a Fixed, polished bezel. On the wrist, the Jaeger-LeCoultre Master Ultra Thin Moon comes on a Blue alligator leather strap with Deployant clasp, while the Jaeger-LeCoultre Master Ultra Thin Tourbillon is fitted with Black alligator leather strap featuring Deployant clasp in 18K White Gold.

Water Resistance And Capability

The Jaeger-LeCoultre Master Ultra Thin Moon is rated to 50m / 164ft and the Jaeger-LeCoultre Master Ultra Thin Tourbillon to 50m / 164ft. Both watches share the same water resistance rating, making them equally suited for aquatic activities.

Pricing And Value

At retail, the Jaeger-LeCoultre Master Ultra Thin Moon lists for $10,600 compared to $85,000 for the Jaeger-LeCoultre Master Ultra Thin Tourbillon. The Jaeger-LeCoultre Master Ultra Thin Moon is the more accessible option at MSRP, saving $74,400 at retail. On the secondary market, the Jaeger-LeCoultre Master Ultra Thin Moon trades around $8,800 while the Jaeger-LeCoultre Master Ultra Thin Tourbillon commands approximately $65,000.

The Verdict

Choosing between the Jaeger-LeCoultre Master Ultra Thin Moon and the Jaeger-LeCoultre Master Ultra Thin Tourbillon ultimately comes down to personal priorities. For value-conscious buyers, the Jaeger-LeCoultre Master Ultra Thin Moon delivers excellent quality at a lower price point. for dress occasions and smaller wrists, the Jaeger-LeCoultre Master Ultra Thin Moon is more versatile. Both watches are exceptional timepieces that will serve their owner well for generations. We recommend trying both on the wrist at an authorized dealer before making your final decision, as comfort and emotional connection are ultimately just as important as specifications.