Jaeger-LeCoultre https://www.iwmontres.com/ is THE https://www.crwwatches.to/Collection/tank/ Grande Maison of the Vallee de Joux. Centuries old, it's earned a reputation as the "BTS Watchmaker." Its principal role as movement supplier had made it https://www.cuhren.de/produkt-Sammlungen/tank/ responsible for so many watches that are widely recognized in and outside of the collector community.