Jaeger-LeCoultre’s Incredible Chiming Machines: The Master Ultra Thin Minute Repeater Flying Tourbillon And The Duomètre à Grande Sonnerie
In 2009, Jaeger-LeCoultre introduced a wristwatch so complicated in its premise and execution that it made my jaw drop: the Duomètre à Grande Sonnerie. Then earlier this year, the Le Sentier-based brand introduced the Master Ultra Thin Minute Repeater Flying Tourbillon.