New Releases · 2026-10-20
Jaeger-LeCoultre scales the Master Ultra Thin Moon to 36mm
The pink-gold Master Ultra Thin Moon 36 combines a silver-grey dial, moon phase and 70-hour automatic calibre in a 9.34mm case.
By Chronolume digest · Original English summary · Based on Jaeger-LeCoultre

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What to know
Jaeger-LeCoultre has resized its Master Ultra Thin Moon in a new 36mm pink-gold reference, Q1242521. The watch uses an 18-carat pink-gold case measuring 9.34mm thick, paired with a sunray-brushed silver-grey dial, gilt applied markers and Dauphine hands. A combined date and moon-phase display occupies the lower half of the dial.

The automatic Calibre 925 operates at 28,800 vibrations per hour and provides a stated 70-hour power reserve. Its 245 components and 30 jewels are visible through the caseback. Jaeger-LeCoultre specifies 50 metres of water resistance and fits a quick-release black alligator strap with a pink-gold pin buckle. The model joins the permanent collection; Monochrome reports a European price of €23,900.

At a glance
| reference | Q1242521 |
|---|---|
| case | 18k pink gold |
| dimensions | 36mm diameter; 9.34mm thick |
| dial | Sunray silvered-grey |
| movement | Jaeger-LeCoultre Calibre 925, automatic |
| frequency | 28,800 vph |
| powerReserve | 70 hours |
| jewels | 30 |
| waterResistance | 50m / 5 bar |
| strap | Black alligator, quick-release, pink-gold pin buckle |
| europeanPrice | €23,900, reported by Monochrome |
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Jaeger-LeCoultre Master Ultra Thin Moon 36 Q1242521 · Q1242521 ↗
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