Jaeger-LeCoultre Master Ultra Thin Master Ultra Thin 1907 Boutique Edition

Reference 12935E1

About this watch

The Jaeger-LeCoultre Master Ultra Thin 1907 Boutique Edition is a masterclass in elegance, with its ultra-thin profile and stunning silver sunburst dial. The watch embodies the essence of understated luxury, featuring a sophisticated white gold case that shines without being ostentatious. Paired with stick and dot indexes, this watch is not only functional but also a feast for the eyes. With a power reserve of 35 hours, you can confidently take it off at night and still have it running the next day without worry. The hand-wound mechanism offers an engaging experience, allowing you to connect with your watch in a more personal way. The caliber 849 movement is a marvel of engineering, featuring 19 jewels and an impressive frequency of 21,600 vibrations per hour. Investing in a Jaeger-LeCoultre is investing in longevity, as these watches are built to last both physically and stylistically. With its classic design, this watch will hold its value and aesthetic appeal for decades to come.
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Key Features

  • Hand-wound mechanical movement caliber 849
  • Ultra-thin profile with a height of just 4.05 mm
  • 39 mm diameter white gold case
  • Silver sunburst dial with stick and dot indexes
  • 19 jewels and frequency of 21,600 vibrations per hour
  • Power reserve of 35 hours
  • Water resistance up to 50 meters

Specifications

Brand
Jaeger-LeCoultre
Family
Master Ultra Thin
Model
Master Ultra Thin 1907 Boutique Edition
Reference
12935E1
Movement
849
Movement Features
  • Hours, Minutes
Case
White Gold 39mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Jaeger-LeCoultre Master Ultra Thin Moon 39mm Q1368470 $6,150

Jaeger-LeCoultre Master Ultra Thin Moon 39mm Q1368470 $6,150

The Jaeger-LeCoultre Master Ultra Thin Moon is a 39mm dress watch with a deep black sunburst dial and an extremely thin profile, making it a classy and elegant timepiece.

  • Condition: Very Good
  • Box And Papers: Yes
  • Warranty: until April 2027
Posted at
Nov 8, 2025, 9:44 AM
Active
[WTS] Jaeger-LeCoultre Master Ultra Thin Tourbillon 40mm

Jaeger-LeCoultre Master Ultra Thin Tourbillon 40mm

Jaeger-LeCoultre - Q1322410 · $27,500
The Jaeger-LeCoultre Master Ultra Thin Tourbillon features an automatic tourbillon, a 40mm gold case, and a beige eggshell dial. This watch showcases both the art of watchmaking as well as technical prowess.

  • Condition: Excellent overall condition
  • Case size: 40mm diameter
  • Thickness: 11mm
  • Movement caliber: 982
Posted at
Nov 7, 2025, 1:12 PM
Active
[WTS] Jaeger-LeCoultre Master Ultra Thin Moon Automatic - Complete Set & Warranty to 2030

Jaeger-LeCoultre Master Ultra Thin Moon Automatic - Complete Set & Warranty to 2030

The Jaeger-LeCoultre Master Ultra Thin Moon Automatic features a reworked finishing 39mm case, updated moonphase disc with sharper detailing and a more vivid contrast against the dial, and an updated new-generation Caliber 925 movement with 70-hour power reserve. It comes complete with boxes, booklets, and guarantee papers with factory warranty through 2030.

  • Condition: Excellent condition
  • Case diameter: 39mm
  • Power reserve: 70 hours
Posted at
Nov 6, 2025, 5:00 PM
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BNIB Jaeger-LeCoultre MASTER ULTRA THIN MOON STAINLESS STEEL 2025 FULL SET

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
Posted at
Apr 1, 2025, 8:54 PM
Active
BNIB Jaeger-LeCoultre MASTER ULTRA THIN DATE BLUE DIAL Q1238480 2025 FULL SET

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
Posted at
Mar 18, 2025, 9:49 PM
Active
2023 JLC Moonphase Master Ultra Thin

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
Posted at
Mar 7, 2025, 6:54 PM
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2015 Jaeger-LeCoultre Master Ultra Thin Moon 39mm Q1362520 Beige Dial

2015 Jaeger-LeCoultre Master Ultra Thin Moon 39mm Q1362520 Beige Dial

Jaeger-LeCoultre - Q1362520 · $10,750
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
Posted at
Mar 3, 2025, 9:51 AM
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Jaeger LeCoultre Master Ultra Thin Moon - Blue - 1368480 ( unworn / 2025 )

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
Posted at
Feb 27, 2025, 3:19 PM
Active
Jaeger LeCoultre Master Ultra Thin Moon - 39mm - 1368430 ( unworn / 2025 )

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)
Posted at
Feb 27, 2025, 3:19 PM
Active