Jaeger-LeCoultre 751E

Caliber 751E is an automatic chronograph movement manufactured by Jaeger-LeCoultre. It features a vertical-trigger chronograph mechanism engaged by pressing the case, a distinctive design choice in chronograph construction. The movement comprises 280 parts with 41 jewels and is equipped with twin barrels delivering a 65-hour power reserve. This caliber serves as the base for several of the brand's chronograph wristwatches.