Jaeger-LeCoultre Master Ultra Thin Master Ultra Thin Small Seconds Stainless Steel / Silver / Alligator

Reference 1218420

About this watch

The Jaeger-LeCoultre Master Ultra Thin Small Seconds is a masterpiece of luxury watchmaking, boasting a sleek 39mm stainless steel case with a silver sunburst finish that catches the light beautifully. The classic dial features stick and dot indexes for easy readability, while the dauphine hands glide smoothly over the face. Powered by the Jaeger-LeCoultre caliber 896/1, an automatic movement with a 43-hour power reserve, this watch is built to last. With a water resistance of 50 meters, it's perfect for daily wear, and its luxurious alligator leather strap adds an extra touch of elegance. Whether you're looking for a sophisticated timepiece for formal occasions or a stylish accessory for everyday wear, the Master Ultra Thin Small Seconds is sure to impress.
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Key Features

  • 39mm stainless steel case
  • Silver sunburst finish on dial
  • Jaeger-LeCoultre caliber 896/1 automatic movement
  • 43-hour power reserve
  • Water resistance of 50 meters
  • Luxurious alligator leather strap
  • Height of just 8.10 mm

Specifications

Brand
Jaeger-LeCoultre
Family
Master Ultra Thin
Model
Master Ultra Thin Small Seconds Stainless Steel / Silver / Alligator
Reference
1218420
Movement
896-1
Movement Features
  • Hours, Minutes, Small Seconds
Case
Stainless Steel 39mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Jaeger-LeCoultre Master Ultra Thin Moon 39 - Ref. Q1368420

Jaeger-LeCoultre Master Ultra Thin Moon 39 - Ref. Q1368420

Jaeger-LeCoultre - Q1368420 · $12,900
Up for sale is my Jaeger-LeCoultre Master Ultra Thin Moon 39, a modern dress watch featuring JLC's in-house Calibre 925/1. It balances a 39mm case with a thickness of just under 10mm, making it incredibly wearable under a cuff.

  • Condition: Excellent condition with minor hairlines on the polished bezel
  • Movement: In-House Calibre 925/1 (Automatic, 1000 Hours Control tested)
  • Power reserve: ~38-43 Hours
  • Case diameter: 39mm
Posted at
Mar 24, 2026, 3:23 PM
Active
[WTS] JLC Jaeger-LeCoultre Master Ultra Thin Moon – 39mm – Warranty thru 2030

JLC Jaeger-LeCoultre Master Ultra Thin Moon – 39mm – Warranty thru 2030

The Jaeger-LeCoultre Master Ultra Thin Moon showcases elegant simplicity and perfect balance with its slim case, clean dial, and subtle moonphase design.

  • Case size: 39mm
  • Movement: Caliber 925
  • Power reserve: 70-hour
Posted at
Mar 13, 2026, 4:01 PM
Active
[WTS] Jaeger-LeCoultre Master Ultra Thin Moon 39 - Ref. Q1368420

Jaeger-LeCoultre Master Ultra Thin Moon 39 - Ref. Q1368420

The Jaeger-LeCoultre Master Ultra Thin Moon 39 is a modern dress watch featuring JLC's in-house Calibre 925/1. It has a 39mm case and a thickness of just under 10mm, making it incredibly wearable under a cuff.

  • Condition: Excellent condition with minor hairlines on the polished bezel
  • Case diameter: 39mm
  • Thickness: 9.9mm
  • Lug-to-lug: 46mm
Posted at
Mar 12, 2026, 9:22 AM
Active
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
Active
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
Active
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