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] 2003 Jaeger-LeCoultre Master Control Ultra Thin ref. 145.8.79 - Full Set](https://preview.redd.it/wffhgzzylr1h1.jpg?width=640&crop=smart&auto=webp&s=534a7c5c0c3c4772a185342fb17b8a6ee5375bdd)
2003 Jaeger-LeCoultre Master Control Ultra Thin ref. 145.8.79 - Full Set
A 2003 Jaeger-LeCoultre Master Control Ultra Thin ref. 145.8.79 with a 34mm stainless steel case and silver dial.
- Condition: Very light wear, super clean
- Case material: Stainless steel
- Diameter: 34 mm
- Lug width: 17 mm
![[WTS] 2001 Jaeger-LeCoultre Master Control Réserve De Marche ref. 140.8.93.S](https://preview.redd.it/i86vmr5flr1h1.jpg?width=640&crop=smart&auto=webp&s=1202604b9daa6f386e15a41a15dc6682301e1f6a)
2001 Jaeger-LeCoultre Master Control Réserve De Marche ref. 140.8.93.S
This is a 2001 Jaeger-LeCoultre Master Control Réserve De Marche watch with a stainless steel case, black dial, Super-LumiNova lume, and automatic movement. It comes with instructions, guarantee booklet, microfiber cloth, stylus, and guarantee card dated June 2001.
- Condition: normal wear, some moderate scratching on the bezel at 12 o'clock
- Case material: stainless steel
- Case diameter: 37 mm
- Lug width: 19 mm
![[WTS] Jaeger LeCoultre Master Control Date Q1548470 176.8.40.S](https://preview.redd.it/h5g606fvdj1h1.jpg?width=640&crop=smart&auto=webp&s=2bbf3f66e685ce55b14d93566ea0c9fee3b089ca)
Jaeger LeCoultre Master Control Date Q1548470 176.8.40.S
- Case size: 40mm diameter
- Payment methods: Zelle, Venmo, or Western Union accepted
![[WTS] 2021 Jaeger-LeCoultre JLC Master Control Calendar Q4148420 40mm Full Set - $10,495](https://preview.redd.it/jhs5t9l8z41h1.jpg?width=640&crop=smart&auto=webp&s=7e945e89d994ae91b999012cf5ca3bbc9962201a)
2021 Jaeger-LeCoultre JLC Master Control Calendar Q4148420 40mm Full Set - $10,495
This is a Jaeger-LeCoultre JLC Master Control Calendar watch, produced in 2021. It features a 40mm case and has been thoroughly tested.
- Condition: Excellent condition with minimal signs of wear
- Year: 2021
- Size: 40mm
![[WTS] Jaeger LeCoultre. Master Control Calendar. 40mm. Full Kit. Partially stickered. Q4148420](https://preview.redd.it/8yvtqih0rb0h1.jpeg?auto=webp&s=a19dad190139dc517801a2ca6d6884b6f7449d88)
Jaeger LeCoultre. Master Control Calendar. 40mm. Full Kit. Partially stickered. Q4148420
A Jaeger LeCoultre Master Control Calendar watch, a 40mm timepiece with a full kit and partially stickered.
- Condition: Partially stickered
- Case size: 40mm
- Shipping method: Fedex with insurance
![[WTS] Jaeger LeCoultre Master Control Date Q1548470 176.8.40.S](https://preview.redd.it/6c1e3kmrb50h1.jpg?width=640&crop=smart&auto=webp&s=b8b31c98396623c9b42fdb10aa1485ef0b5b656e)
Jaeger LeCoultre Master Control Date Q1548470 176.8.40.S
A Jaeger LeCoultre Master Control Date Q1548470, a dress watch with date functionality.
- Condition: Watch only
- Platforms: multiple platforms including WatchExchange
![[WTS] Jaeger LeCoultre Master Control Chronograph Calendar on bracelet. Full Set and under warranty. $12,250](https://preview.redd.it/lkuints60zzg1.jpg?width=640&crop=smart&auto=webp&s=1a909aacded70ab156630bf4aa0dd21c63423270)
Jaeger LeCoultre Master Control Chronograph Calendar on bracelet. Full Set and under warranty. $12,250
A Jaeger LeCoultre Master Control Chronograph Calendar on a bracelet, with full documentation and warranty until June 2029.
- Condition: Full set and minimal wear
- Warranty expiration date: June 2029
- Bracelet purchased from jlc: Yes
- Retail price: $21,300+ tax
Jaeger-LeCoultre Master Control R�serve de Marche Silver Dial 140.8.38.S
Men's Jaeger-LeCoultre Reserve De Marche Master Control watch with a silver dial, date function, and power reserve. The case is made of stainless steel.
- Condition: 90%
- Case Size: 37mm
- Movement Type: Mechanical Automatic
Jaeger-LeCoultre MASTER CONTROL DATE ROSE GOLD SILVER DIAL Q1542520 FULL SET
This is a 39mm Jaeger LeCoultre Master Control Date in 18K rose gold with a silver dial, featuring a dark brown alligator leather strap and a rose gold tang buckle. The watch includes two additional straps and comes with its original packaging, manual, papers, and warranty certificate.
- Condition: Excellent
- Material: 18K rose gold
- Dial color: silver
- Strap material: dark brown alligator leather