Jaeger-LeCoultre Master Control Master Control Geographic Stainless Steel / Silver / Calf
Reference 4128420
About this watch
The Jaeger-LeCoultre Master Control Geographic is a masterpiece of horology, combining tradition, innovation, and style. Its stunning silver sunburst dial is mesmerizing, with mixed indexes and elegant Dauphine hands striking a perfect balance between sophistication and readability. The stainless steel case is robust yet refined, measuring 40mm in diameter, making it ideal for both casual wear and formal occasions. The open case back reveals the intricacies of the Jaeger-LeCoultre caliber 939AA movement, a marvel of engineering with 295 parts, 32 jewels, and a frequency of 28,800 vibrations per hour. This mechanical automatic winding movement is known for its accuracy and boasts a power reserve of 70 hours. With a water resistance of up to 50 meters, this watch can handle everyday activities with ease. The world time feature allows for easy time zone adjustments, making it a practical tool for the modern traveler.
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Key Features
- Mechanical automatic winding movement
- Jaeger-LeCoultre caliber 939AA movement
- 40mm stainless steel case
- Sapphire crystal glass
- Water resistance up to 50 meters
- 70-hour power reserve
- World time feature with 24-city disc
Specifications
- Brand
- Jaeger-LeCoultre
- Family
- Master Control
- Model
- Master Control Geographic Stainless Steel / Silver / Calf
- Reference
- 4128420
- Movement
- 939aa
- Movement Features
-
- Hours, Minutes, Seconds, World Time, Additional 24 Hour Hand (adjustable), Day / Night Indication
- Date
- Power Reserve Indicator
- Case
- Stainless Steel 40mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] Jaeger LeCoultre Master Control Calendar 140.8.87 $4,850](https://preview.redd.it/frna37q442ye1.jpg?width=640&crop=smart&auto=webp&s=52d07db808b27636455f1a79edd28006525aec81)
Jaeger LeCoultre Master Control Calendar 140.8.87 $4,850
A Jaeger LeCoultre Master Control Calendar with a 37mm case size, applied dagger indices, and a refined design featuring two off-center windows showing the day of the week and month.
- Condition: Preowned - Good
- Case Size: 37mm
- Straps: Original leather strap, Alligator leather strap, Double Hornback leather strap
![[WTS] JLC Master Control Date Sector Dial Full Kit](https://preview.redd.it/p90pzk3mofxe1.jpg?width=640&crop=smart&auto=webp&s=8993cb2500f7183c15ebeb01e66f06dd7e8e6f47)
JLC Master Control Date Sector Dial Full Kit
The Jaeger-LeCoultre Master Control Date is a limited edition watch with a versatile 39mm x 8.5mm case and a multi-textured dial.
- Condition: Pre-owned, running well
- Case size: 39mm diameter
Jaeger-LeCoultre Master Control Réserve de Marche Silver Dial 140.8.38.S
A Jaeger-LeCoultre Master Control Reserve de Marche with a silver dial, mechanical automatic movement, and date/power reserve function.
- Condition: 90%
- Size: 37mm (Men)
- Case material: Stainless Steel
- Movement type: Mechanical Automatic
![[WTS] JLC Master Control Date Full Kit](https://preview.redd.it/yhsyp8g15nwe1.jpg?width=640&crop=smart&auto=webp&s=fed9da990f32b7e0aa11d53aad40f1345a747121)
![[WTS] Jaeger LeCoultre Master Control Calendar 140.8.87 $4,850](https://preview.redd.it/9trketsh33we1.jpg?width=640&crop=smart&auto=webp&s=37c0a5daa3536f0af7d5c288a573c66e56d0c463)
Jaeger LeCoultre Master Control Calendar 140.8.87 $4,850
This Jaeger LeCoultre Master Control Calendar features a 37mm case size with applied dagger indices and Arabic numerals, along with two off-center windows at 12 o'clock showing the day of the week and month. The red half moon on the outer rim indicates the date.
- Condition: Preowned - Good
- Box: yes
- Papers: 2011 service papers and service invoice
- Strap: Original leather strap, Alligator leather strap, Double Hornback leather strap
![[WTS] JLC Master Control Chronograph Q4138420 - $11,500](https://preview.redd.it/2q1uymrm80we1.jpg?width=640&crop=smart&auto=webp&s=0759ce7d839f87a35e72a58b2e9a6d41f24e7c8a)
JLC Master Control Chronograph Q4138420 - $11,500
A Jaeger-LeCoultre Master Control Chronograph, a high-end chronograph watch with a focus on precision and style.
- Trades: acceptable for modern Patek plus cash
- Shipping Methods: 2 day FedEx, Zelle, PayPal f&f, Venmo, wire transfer
![[WTS] Jaeger-LeCoultre Master Control 'Sector Dial' Trio - Mamma Mia! - Date * Master Geographic * Master Chrono](https://preview.redd.it/a1baw2xowmve1.jpeg?auto=webp&s=045add367d3f0894cc0e6ec2638478eeb59b53e8)
Jaeger-LeCoultre Master Control 'Sector Dial' Trio - Mamma Mia! - Date * Master Geographic * Master Chrono
- Condition: Excellent
- Box and papers included: true
- Master date reference number: Q1548530 / 176.8.40.S
- Master chronograph reference number: Q1538530
![[WTS] Jaeger-LeCoultre JLC Master Control Geographic Full Set 2017 MINT CONDITION Q1428421 World Time Travel](https://preview.redd.it/7bsmp2cw8mve1.jpg?width=640&crop=smart&auto=webp&s=4cde1afffc76a95c8b36748a6d8b94879da70758)
Jaeger-LeCoultre JLC Master Control Geographic Full Set 2017 MINT CONDITION Q1428421 World Time Travel
The Jaeger-LeCoultre JLC Master Control Geographic is an evergreen classic from JLC, featuring a sophisticated yet elegant world time travel watch with a 39mm case and silver dial.
- Condition: MINT CONDITION
- Case size: 39mm
- Diameter: 39mm
![[WTS] Jaeger Lecoultre Reserve De Marche Master Control 140.8.93.s – Box + Papers](https://preview.redd.it/cm8kugx02mve1.jpg?width=640&crop=smart&auto=webp&s=301514109297d612ed81aa9787b090cc44ea4a30)
Jaeger Lecoultre Reserve De Marche Master Control 140.8.93.s – Box + Papers
The Jaeger-LeCoultre Reserve de Marche is a timepiece that merges precision engineering with refined style, featuring a black dial and luxurious brown leather band.
- Condition: Attractive condition with light signs of wear
- Case diameter: 37mm
- Movement type: Automatic
- Crystal type: Sapphire crystal