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Jaeger-LeCoultre

Jaeger-LeCoultre Master Ultra Thin Moon Q1362520

The Jaeger-LeCoultre Master Ultra Thin Moon (reference Q1362520) is a 39 mm 18k pink gold watch with a eggshell dial. It runs on the automatic caliber 925/1 with a 70-hour power reserve and is water resistant to 50 m.

Specifications

Case

Reference
Q1362520
Collection
Master Ultra Thin
Case size
39 mm
Thickness
9.9 mm
Case material
18k pink gold
Case shape
Round
Crystal
Sapphire
Water resistance
50 m
Bracelet / strap
Alligator leather strap

Dial and bezel

Dial
Eggshell

Movement

Movement
Automatic
Caliber
925/1
Power reserve
70 hours
Frequency
28,800 vph
Functions
Date, Moon phase

Production

Production
Current

How it compares within the Master Ultra Thin family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
Q1362520 (This watch)39 mm18k pink goldEggshell925/1—
Q121842039 mmStainless steelSilver sunburst896/1—
Q123842039 mmStainless steelSilver sunburst899/1—
Q130847039 mmStainless steelBlack——
Q135842040 mmStainless steelSilver——
Q136842039 mmStainless steelSilver sunburst925/12015–
Q136847039 mmStainless steelBlack925/1—
Q136848039 mmStainless steelBlue925/1—
Q137842039 mmStainless steelSilver938—

About the Master Ultra Thin family

Master Ultra Thin is Jaeger-LeCoultre's line of very slim dress watches, drawing on the manufacture's long history of thin movements. It includes time-only models, moon phases, perpetual calendars and tourbillons in round, classic cases.

The catalog includes references with calibers such as 896/1, 899/1 and the moon-phase 925/1, in steel, pink gold, red gold and platinum. Dealers identify the function and size from the reference and check the strap, buckle and papers.

Quick answers

What size is the Jaeger-LeCoultre Master Ultra Thin Moon Q1362520?
The Jaeger-LeCoultre Master Ultra Thin Moon Q1362520 has a 39 mm case, 9.9 mm thick.
What movement does the Jaeger-LeCoultre Master Ultra Thin Moon Q1362520 use?
It uses the automatic caliber 925/1, with a 70-hour power reserve.
How water resistant is the Jaeger-LeCoultre Master Ultra Thin Moon Q1362520?
It is water resistant to 50 metres.
Is the Jaeger-LeCoultre Master Ultra Thin Moon Q1362520 still in production?
Yes, it is a current reference.
What is the Jaeger-LeCoultre Master Ultra Thin Moon Q1362520 made of?
The case is 18k pink gold. Bracelet or strap: Alligator leather strap.

Catalog facts checked September 2026.