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Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 1
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 2
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 3
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 4
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 5
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 6
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 7
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 8
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 9
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 10
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 11
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 12
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 13
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 14
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 15
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 16
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 1
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 2
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 3
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 4
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 5
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 6
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 7
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 8
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 9
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 10
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 11
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 12
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 13
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 14
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 15
Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only - Image 16
StoreJaeger-LeCoultreMaster Ultra Thin

Jaeger-LeCoultre Master Ultra Thin Réserve de Marche - Q1378420 - Mint/Like New - Box Only

The Jaeger-LeCoultre Master Ultra Thin Réserve de Marche ref. Q1378420 is a refined expression of classical watchmaking. Presented in a39 mm stainless steel case with a slim profile and5 ATM water resistance, the silver dial—finished with applied baton indexes and no numerals—delivers an elegant, restrained aesthetic. Powered by the automatic Calibre938 with a 43-hour power reserve and a tasteful power-reserve indication, this example is fitted to a matching steel bracelet with a folding clasp for a seamless dress-to-everyday transition. This piece is in Mint/Like New condition and is offered with its original box (box only). Dated2025 and located in Caldiero (Verona), Italy, it represents an opportunity to acquire a contemporary Master Ultra Thin in near-new condition. Price: €9,500. Mechanical condition and provenance can be verified on request; please contact us to arrange a private viewing or secure purchase.
$11,158
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🇮🇹
Caldiero (Verona) / Italy
2025

Description

The Master Ultra Thin Réserve de Marche Stainless Steel / Silver / Alligator from Jaeger-LeCoultre's Master Ultra Thin collection represents a pinnacle of horological excellence. Introduced as a testament to the brand's rich legacy, this timepiece showcases exceptional craftsmanship and innovation. It features Pure lines and a perfectly balanced dial create a beautiful stage-setting for one of the most emblematic mechanical complications. Two classic complications – a power-reserve indication and a pointer-type date display – are elegantly associated in this model: A sapphire crystal caseback reveals its automatic Calibre 938. With its combination of sophisticated design and technical brilliance, the Master Ultra Thin Réserve de Marche Stainless Steel / Silver / Alligator is an ideal companion for both daily wear and special occasions. From its Master Ultra Thin lineage to its meticulously crafted details, this model stands out as a symbol of luxury and precision. Whether appreciated for its technical attributes or aesthetic charm, it underscores Jaeger-LeCoultre's unwavering dedication to the art of fine watchmaking.

BrandJaeger-LeCoultre
ModelMaster Ultra Thin
Reference1378420
Movementjaeger-lecoultre caliber 938
Case materialstainless steel
Bezelgem-set
Crystalsapphire
Case backopen
Case shaperound
Case diameter39
Case height9.9
Water resistance50
Dial colorsilver
Indexesstick / dot
Handsdauphine
Dial finishsunburst
Movement typeautomatic
Displayanalog
Jewels41
Power reserve40
Frequency28800
Datedate
Handshours, minutes, small seconds
Strap materialleather
Strap typestrap
Strap clasppin buckle
Gendermen
Stevanella Orologi - Store cover image
S

Stevanella Orologi

🇮🇹Caldiero / Italy
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