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
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JLC Master Ultra Thin Moon - 2025 Like New Full Set - $8,100
This Jaeger-LeCoultre Master Ultra Thin Moon is a 39mm watch that was purchased in April 2025. It has been worn only a handful of times and shows no signs of scratches or damage.
- Condition: Like new
- Year Of Purchase: 2025
- Case Diameter: 39mm
Jaeger Lecoultre Master Ultra Thin Q1278420
The Jaeger Lecoultre Master Ultra Thin features an updated 22k gold rotor and comes with a full kit, including box, warranty card, original strap/buckle, and serve record from JLC.
- Condition: pristine
- Shipping cost (usa): $50

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

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

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

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

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