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Jaeger-LeCoultre Master Control Geographic Stainless Steel / Silver Q4128421
Reference

Jaeger-LeCoultre Master Control Geographic Stainless Steel / Silver Q4128421

The Jaeger-LeCoultre Master Control Geographic Q4128421 debuted in 2025. This stainless steel wristwatch features a 40mm case with a silvered grey sunray-brushed dial. The layout includes a second time zone display at 6 o’clock, accompanied by a city disc for global time zone selection, as well as a power reserve…

ReferenceQ4128421
CollectionMaster Control
Case diameter40 mm
Case materialStainless Steel
Case shapeRound
Case backOpen
Lug width20.00 mm mm
MovementJaeger-LeCoultre caliber 939AAHours
Water resistance50 m
Dial colourSilver
Dial finishSunburst
IndexesMixed
HandsDauphine
CrystalSapphire
Year introduced2025
Limited editionYes

This is a reference-catalog entry for the Jaeger-LeCoultre Master Control Geographic Stainless Steel / Silver Q4128421. WatchFlow's Watch Library lets a dealer attach a reference like this to a piece of stock in one click, so the brand, reference and specs are filled in automatically instead of retyped — then that record drives listings, invoices and reports. See how it fits the wider watch inventory management workflow.

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