Jaeger-LeCoultre Master Ultra Thin Master Ultra Thin Small Second 40
Reference 1358420
About this watch
The Jaeger-LeCoultre Master Ultra Thin Small Second 40 is a masterpiece of fine horology, boasting an automatic movement with 223 components and a height of only 3.98 mm. The caliber 896 ensures accurate and smooth timekeeping, displaying hours, minutes, and small seconds on its stunning silver dial. Crafted from stainless steel, the case exudes sturdiness while maintaining refined elegance. With a water resistance of 50 meters and a slim profile, this watch is perfect for everyday wear, whether formal or casual. The gem-set bezel adds a touch of luxury, elevating the watch's overall sophistication. As a symbol of luxury and craftsmanship, the Master Ultra Thin Small Second 40 is more than just a timepiece – it's a celebration of artistry, precision, and timeless elegance.
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Key Features
- Automatic Movement with Caliber 896
- Stainless Steel Case with Gem-Set Bezel
- Water Resistance up to 50 Meters
- Slim Profile with Height of 8.6 mm
- Silver Dial with Sunburst Finish
- Stick / Dot Indexes and Dauphine Hands
- Sapphire Glass for Enhanced Durability
Specifications
- Brand
- Jaeger-LeCoultre
- Family
- Master Ultra Thin
- Model
- Master Ultra Thin Small Second 40
- Reference
- 1358420
- Movement
- 896
- Movement Features
-
- Hours, Minutes, Small Seconds
- Case
- Stainless Steel 40mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
Jaeger-LeCoultre Master Grande Ultra Thin 40mm Steel Q1358420 174.8.90.S Leather Automatic
A Jaeger-LeCoultre Master Grande Ultra Thin 40mm Steel Leather Automatic, featuring a silver dial and automatic self-winding movement.
- Condition: very good condition
- Case Material: stainless steel
- Crystal Type: sapphire
- Water Resistance: 30m / 3 ATM
Jaeger-LeCoultre Master Ultra Thin Silver Dial 145.8.79.S 33MM
This Jaeger-LeCoultre Master Ultra Thin Silver Dial is a 33mm time-only mechanical manual watch with a stainless steel case and silver dial.
- Condition: 95%
- Case size: 33 mm diameter
- Movement: Mechanical Manual (cal. 849)
- Function: Time Only
![[WTS] Jaeger-LeCoultre Master Ultra Thin Tourbillon 40mm - Box & Papers](https://external-preview.redd.it/YTJsbDRvaXNjbHllMRokMAKkVD3MhWN_pHWY8dQFWfDDdqW94QsSKj03yyKw.png?format=pjpg&auto=webp&s=613d765093eb2bef26da0a49a73183510694de4d)
Jaeger-LeCoultre Master Ultra Thin Tourbillon 40mm - Box & Papers
A Jaeger-LeCoultre Master Ultra Thin Tourbillon featuring an automatic tourbillon movement, 40mm gold case, and a beige Eggshell dial.
- Condition: Excellent overall condition
- Case size: 40mm diameter
- Thickness: 11mm
- Movement: Jaeger-LeCoultre caliber 982 with Tourbillon Escapement
Jaeger-LeCoultre Master Ultra Thin Moon 34mm Steel Q1258420145.8.64.S Leather Automatic
The Jaeger-LeCoultre Master Ultra Thin Moon is a pre-owned, automatic self-winding watch with a silver dial and sapphire crystal. It features date and moon phase functions, and comes with a JLC Blue Leather band and steel fold clasp.
- Condition: Very good condition
- Case Diameter: 34mm
- Water Resistance: 3 bar

Jaeger LeCoultre Master Ultra Thin Moon - 39mm - 1368430 ( unworn / 2025 )
A Jaeger LeCoultre Master Ultra Thin Moon, featuring a stainless steel case and automatic movement. This watch is part of the company's Master collection and comes with all original packaging and documentation.
- Condition: unworn
- Case Size: 39mm diameter
- Movement: JLC Calibre 925
Jaeger LeCoultre JLC Master Ultra Thin Perpetual Calendar
The Jaeger LeCoultre JLC Master Ultra Thin Perpetual Calendar features a 9.2mm ultra-thin case, stainless steel construction, and a black sunray-brushed dial with polished rhodium-plated appliques.
- Condition: Excellent condition
- Case size: 39mm
- Thickness: 9.2mm
- Movement type: Mechanical automatic winding

2017 Jaeger LeCoultre Ref: Q1368420/176.8.64.S Master Ultra Thin Moon
The Jaeger LeCoultre Master Ultra Thin Moon is a 39mm ultra thin stainless steel watch featuring an excellent silver dial with moonphase subdial and dauphine hands.
- Condition: Excellent
- Case size: 39mm diameter
- Bracelet/strap: 21mm black leather JLC strap with JLC double fold clasp
![[WTS] Jaeger-Lecoultre JLC Master Ultra Thin Moon Q1368420 FULL SET](https://preview.redd.it/r643cjcavewe1.jpg?width=640&crop=smart&auto=webp&s=c2347a37a4c075566c53e68d097dc5234590ec8d)
Jaeger-Lecoultre JLC Master Ultra Thin Moon Q1368420 FULL SET
A Jaeger-LeCoultre Master Ultra Thin Moon watch, a timeless piece that was never worn by its owner. The watch comes in full set with various accessories.
- Condition: Very Good
- Case Condition: ding on the crown-side, faint swirlies on non-crown side
- Strap Condition: like-new croc leather deployant strap
- Service History: unknown
![[WTS] Jaeger-LeCoultre JLC Master Ultra Thin Moon Silver Full Set 2015 MINT CONDITION Q1368420](https://preview.redd.it/nnkxa4kpd4we1.jpg?width=640&crop=smart&auto=webp&s=94db8a10662f216dce0b2da5636536b85a2ede62)
Jaeger-LeCoultre JLC Master Ultra Thin Moon Silver Full Set 2015 MINT CONDITION Q1368420
The Jaeger-LeCoultre JLC Master Ultra Thin Moon is a classic ultra-thin moonphase watch with date, featuring a 39mm case and sunburst silver dial. It's in excellent working condition, keeping time smoothly and having buttery movements.
- Condition: Mint condition
- Case Size: 39mm diameter
- Movement Status: Excellent timekeeping
- Shipping Included: Fully-insured international shipping via DHL/Fedex