Jaeger-LeCoultre Master Ultra Thin Master Ultra Thin Réserve de Marche Stainless Steel / Blue / Alligator
Reference 1378480
About this watch
The Jaeger-LeCoultre Master Ultra Thin Réserve de Marche, model number 1378480, is a masterpiece of horology that embodies elegance and functionality. Its stunning blue dial with sunburst finish creates a captivating play of light, while the slim profile measures just 9.80 mm in height. The watch features stick and dot indexes, Dauphine hands, and a small seconds subdial at the 6 o'clock mark. Crafted from high-quality stainless steel, the case is durable and luxurious, with a gem-set bezel adding to its allure. The self-winding Jaeger-LeCoultre Caliber 938/1 movement operates at 28,800 vibrations per hour, offering a power reserve of approximately 40 hours. With a diameter of 39.00 mm, this watch strikes a perfect balance between elegance and wearability. Whether attending a formal event or simply enjoying a night out, the Master Ultra Thin Réserve de Marche will elevate your look and make a statement.
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Key Features
- Jaeger-LeCoultre Caliber 938/1 movement
- Stunning blue sunburst dial
- Slim profile (9.80 mm)
- Gem-set bezel
- Sapphire glass
- Elegant alligator leather strap
- 40-hour power reserve
Specifications
- Brand
- Jaeger-LeCoultre
- Family
- Master Ultra Thin
- Model
- Master Ultra Thin Réserve de Marche Stainless Steel / Blue / Alligator
- Reference
- 1378480
- Movement
- 938-1
- Movement Features
-
- Hours, Minutes, Small Seconds
- Date
- Power Reserve Indicator
- Case
- Stainless Steel 39mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] Jaeger-LeCoultre Master Ultra Thin Small Seconds 39mm Pink Gold Q1212510](https://preview.redd.it/i4zcktiat68g1.jpg?width=640&crop=smart&auto=webp&s=480dc3c930c953993d892ac1b8eae3020f62a9b3)
Jaeger-LeCoultre Master Ultra Thin Small Seconds 39mm Pink Gold Q1212510
A Jaeger-LeCoultre Master Ultra Thin Small Seconds in pink gold with a 39mm case size.
- Condition: Very good, rated at 9.7/10
- Case Size: 39mm
![[WTS] Jaeger-LeCoultre Master Ultra Thin Moon Rose Gold Box and Papers Q1362510](https://preview.redd.it/jyo1ltz6o28g1.jpg?width=640&crop=smart&auto=webp&s=572516763603d4e3c7db363933c38baa1fef4ca1)
Jaeger-LeCoultre Master Ultra Thin Moon Rose Gold Box and Papers Q1362510
- Case material: rose gold
- Box and papers: yes
![[WTS] Jaeger-LeCoultre Master Ultra Thin Moon – 39mm – Warranty to 2031](https://preview.redd.it/p54i82z6qt7g1.jpeg?auto=webp&s=6eb0a4d1cdae42352607751a7a64186cd2863aaf)
Jaeger-LeCoultre Master Ultra Thin Moon – 39mm – Warranty to 2031
The Jaeger-LeCoultre Master Ultra Thin Moon is an elegant and striking watch featuring a reworked 39mm case, updated moonphase disc, and new-generation Caliber 925 movement with 70-hour power reserve.
- Case size: 39mm
- Movement: Caliber 925 with 70-hour power reserve
![[WTS] Classic Design: Jaeger-LeCoultre Master Ultra Thin Date](https://preview.redd.it/ygl82lhg487g1.jpeg?auto=webp&s=50c358633c4961532fa6c7b6c538d9f25ddae3f8)
Classic Design: Jaeger-LeCoultre Master Ultra Thin Date
The Jaeger-LeCoultre Master Ultra Thin Date features a 39mm stainless steel case, silvered sunray-brushed dial, and black leather strap. It is powered by the automatic JLC caliber 899 movement.
- Condition: Excellent condition
- Case size: 39mm diameter
- Movement: Jaeger-LeCoultre caliber 899 automatic
![[WTS] Jaeger-LeCoultre Master Ultra Thin Moon - Complete - Warranty to 2030](https://preview.redd.it/ndu9tu2ofo6g1.jpeg?auto=webp&s=3a36ef9ee3f8b83e2dd722f55cbdac9f61a8ed0e)
Jaeger-LeCoultre Master Ultra Thin Moon - Complete - Warranty to 2030
The Jaeger-LeCoultre Master Ultra Thin Moon features a reworked 39mm case, updated moonphase disc with sharper detailing and a more vivid contrast against the dial, powered by an updated new-generation Caliber 925 movement with 70-hour power reserve.
- Condition: Excellent condition all around
- Case size: 39mm diameter
- Movement: Caliber 925 movement with 70-hour power reserve
![[WTS] Here's to Special Watches ✨ Jaeger-LeCoultre Master Ultra Thin Tourbillon - Rose Gold - 40mm](https://external-preview.redd.it/Mm90bDNkbjFzNzZnMc759IRhaq6cjVz_tatgefDVzRQHQytIWNBthhQ3SJit.png?format=pjpg&auto=webp&s=2b15e278c7ce42712d941fdf22e2b41dd3a7b90b)
Here's to Special Watches ✨ Jaeger-LeCoultre Master Ultra Thin Tourbillon - Rose Gold - 40mm
A Jaeger-LeCoultre Master Ultra Thin Tourbillon featuring an automatic tourbillon, 40mm rose gold case, and Beige Eggshell dial.
- Condition: Excellent overall condition
- Case size: 40mm diameter
- Thickness: 11mm
- Movement: Jaeger-LeCoultre caliber 982 with Tourbillon Escapement
BNIB Jaeger-LeCoultre MASTER ULTRA THIN MOON STAINLESS STEEL 2025 FULL SET
A Jaeger-LeCoultre Master Ultra Thin Moonphase watch in stainless steel with a silver dial, featuring a 39mm case and a black alligator leather strap. The watch is complete with its original packaging and comes under an 8-year factory warranty.
- Condition: Brand New In Box (BNIB)
- Case size: 39mm
- Material: stainless steel
- Strap material: black alligator leather
BNIB Jaeger-LeCoultre MASTER ULTRA THIN DATE BLUE DIAL Q1238480 2025 FULL SET
This is a brand new Jaeger-LeCoultre Master Ultra Thin Date with a blue dial and 39mm stainless steel case, on a black alligator leather strap.
- Condition: Brand new in box (BNIB)
- Case size: 39mm
- Material: stainless steel
2023 JLC Moonphase Master Ultra Thin
The Jaeger-LeCoultre Master Ultra Thin Moon combines a refined, minimalist design with the sophisticated complication of a moon phase indicator in a sleek, ultra-thin case that measures just 9.3mm thin.
- Condition: Excellent Unworn Condition
- Case Material: Stainless steel
- Dial Color: Silver-Grey
- Movement Type: Automatic