Jaeger lecoultre watch master ultra thin jubilee this exceptional new model was inspired by the pocket watch launched by jaeger lecoultre in 1907 and which to this day remains the thinnest manually wound mechanical pocket watch in the world thanks to its knife shaped case which is only 405mm thick it is the flattest manually winding mechanical wristwatch in existence a perfect combination of simplicity and elegance this timepiece is an ardent tribute to jaeger lecoultres pioneering ro