Jaeger-LeCoultre Master Ultra Thin Master Ultra Thin Date Stainless Steel / Blue - Grey / Alligator

Reference Q1238480

About this watch

The Jaeger-LeCoultre Master Ultra Thin Date Q1238480 debuted in 2024. This refined dress watch pairs understated proportions with a contemporary color palette. The stainless steel case measures 39 mm in diameter and just 7.8 mm in height, housing the in-house caliber 899. The sunray-finished dial in a distinctive blue-grey tone features elongated hour markers and dauphine hands, with a discreet date window positioned at 6 o’clock for balanced legibility. The automatic movement ticks at 28,800 vibrations per hour and offers a power reserve of 38 hours. The Q1238480 is fitted with a matching blue alligator leather strap secured by a double folding clasp.
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Specifications

Brand
Jaeger-LeCoultre
Family
Master Ultra Thin
Model
Master Ultra Thin Date Stainless Steel / Blue - Grey / Alligator
Reference
Q1238480
Movement
899-1
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 39mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
50

Current Listings

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
[WTS] Jaeger-LeCoultre Master Ultra Thin Moon - Complete - Warranty to 2030

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
Posted at
Dec 11, 2025, 8:34 PM
Active
[WTS] Here's to Special Watches ✨ Jaeger-LeCoultre Master Ultra Thin Tourbillon - Rose Gold - 40mm

Here's to Special Watches ✨ Jaeger-LeCoultre Master Ultra Thin Tourbillon - Rose Gold - 40mm

Jaeger-LeCoultre - Q1322410 · $27,500
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
Posted at
Dec 9, 2025, 1:32 PM
Active
[WTS] Jaeger-LeCoultre Master Ultra Thin Date - Complete Set

Jaeger-LeCoultre Master Ultra Thin Date - Complete Set

This Jaeger-LeCoultre Master Ultra Thin Date features a 39mm stainless steel case, silvered sunray-brushed dial, and black leather strap. It's powered by the Jaeger-LeCoultre caliber 899 automatic movement.

  • Condition: Excellent condition
  • Case size: 39mm diameter
  • Movement type: Automatic
Posted at
Dec 6, 2025, 6:08 PM
Active
[WTS] Jaeger-LeCoultre Master Ultra Thin Small Seconds 39mm Pink Gold Q1212510

Jaeger-LeCoultre Master Ultra Thin Small Seconds 39mm Pink Gold Q1212510

Jaeger-LeCoultre - Q1212510 · $11,500
This is a Jaeger-LeCoultre Master Ultra Thin Small Seconds in pink gold, featuring a 39mm case size.

  • Condition: Very good condition, rated at 9.7/10
  • Box: Inner & outer Jaeger-LeCoultre boxes
  • Papers: booklet, and warranty card (dated 2021)
  • Photos: detailed photos
Posted at
Dec 5, 2025, 10:26 AM
Active
[WTS] Jaeger-LeCoultre Master Ultra Thin Moon Box and Papers Q1362510

Jaeger-LeCoultre Master Ultra Thin Moon Box and Papers Q1362510

A Jaeger-LeCoultre Master Ultra Thin Moon Box and Papers is being listed. It features a moon phase display.

Posted at
Dec 1, 2025, 9:07 PM
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
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