Jaeger-LeCoultre Master Ultra Thin Master Ultra Thin Squelette White Gold
Reference 13435SQ
About this watch
The Jaeger-LeCoultre Master Ultra Thin Squelette White Gold (13435SQ) is a masterpiece of luxury watchmaking. This exquisite timepiece combines elegance and technical sophistication with a rich heritage. Crafted from white gold, the round case with a diameter of 38 mm and a height of just 3.60 mm is incredibly slim, making it perfect for formal or casual settings. The open back showcases the intricate skeletonized movement inside, while the blue enamel dial adds a touch of boldness. With an impressive frequency of 21,600 vibrations per hour and a power reserve of 33 hours, this hand-wound movement is both a technical marvel and a reliable companion for your daily adventures. Whether you're dressing up or going out for a casual dinner, the Master Ultra Thin Squelette fits seamlessly into any occasion, inviting conversation and admiration with its understated elegance. This watch isn't just a timekeeper; it's an expression of artistry, showcasing Jaeger-LeCoultre's meticulous craftsmanship. Its price tag may be steep at $60,500, but when you consider the craftsmanship, heritage, and timeless appeal, it becomes clear that this watch is worth every penny.
Buy Now on Jomashop
This is an affiliate link
Key Features
- White Gold Case
- Sapphire Crystal
- Open-Back Design
- Skeletonized Movement
- Hand-Wound Caliber 849A SQ
- 33-Hour Power Reserve
- 30-Meter Water Resistance
Specifications
- Brand
- Jaeger-LeCoultre
- Family
- Master Ultra Thin
- Model
- Master Ultra Thin Squelette White Gold
- Reference
- 13435SQ
- Movement
- 849a-sq
- Movement Features
-
- Hours, Minutes
- Case
- White Gold 38mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 30
Current Listings
![[WTS] JLC Master Ultra Thin Moonphase 39mm](https://external-preview.redd.it/aMwpZEMJdWg3m_b5WVj9Iag7FJfK8UF0ztuh7pipqsg.jpeg?auto=webp&s=4d01396267f3e4f4dfafd2325d60ba04650e9b47)
JLC Master Ultra Thin Moonphase 39mm
A Jaeger-LeCoultre Master Ultra Thin Moonphase 39mm is being sold due to it being too formal for the owner. It's in perfect running condition but has a few cosmetic issues.
- Condition: Pre-owned with minor defects (hair on dial, missing pin pusher, damaged leather loop)
- Diameter: 39mm
- Complications: moon phase, date
![[WTS] 2019 Jaeger-LeCoultre (JLC) Master Ultra Thin Perpetual 39mm Q1308470 Black Dial - $12,000](https://external-preview.redd.it/VHX-dWXyMT0lnLJynilKgI-FyFgJusNFy-FMFthikoY.jpeg?auto=webp&s=892282db34ffb3e648b9a32740e93959346e64f3)
2019 Jaeger-LeCoultre (JLC) Master Ultra Thin Perpetual 39mm Q1308470 Black Dial - $12,000
2019 Jaeger-LeCoultre Master Ultra Thin Perpetual with a 39mm black dial and a polished rhodium-plated appliques.
- Condition: Excellent
- Size: 39mm diameter
- Dial: Black sunray-brushed with polished rhodium-plated appliques
- Strap: Adjustable black alligator leather strap
Jaeger Lecoultre Master Ultra Thin Date - Q1232510 - Eggshell beige - Rose Gold - 39mm - Mint
This Jaeger Lecoultre Master Ultra Thin Date watch features a 39mm rose gold case with an eggshell beige dial.
- Condition: Mint
- Case Size: 39mm diameter
- Dial Color: Eggshell beige
- Bracelet Type: Alligator strap

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

2015 Jaeger-LeCoultre Master Ultra Thin Moon 39mm Q1362520 Beige Dial
2015 Jaeger-LeCoultre Master Ultra Thin Moon Phase watch features a pink gold case with an eggshell beige dial, and includes functions such as hour, minute, seconds, date, and moon phase. The watch is equipped with an adjustable brown alligator leather strap and comes with a watch box.
- Condition: Excellent overall condition
- Dial color: Eggshell beige
- Strap material: Brown Alligator Leather
- Buckle type: Pin buckle

Jaeger LeCoultre Master Ultra Thin Moon - Blue - 1368480 ( unworn / 2025 )
This Jaeger LeCoultre Master Ultra Thin Moon features a 39mm stainless steel case and automatic JLC Calibre 925 movement.
- Condition: unworn
- Case size: 39mm
- Case material: stainless steel

Jaeger LeCoultre Master Ultra Thin Moon - 39mm - 1368430 ( unworn / 2025 )
A Jaeger LeCoultre Master Ultra Thin Moon in unworn condition, complete with all original boxes and papers.
- Condition: unworn
- Case material: Stainless Steel
- Case size: 39mm
- Movement: JLC Calibre 925 Movement (Automatic)