Jaeger-LeCoultre Master Ultra Thin Moon series features a case diameter of 39mm x 9.9mm, perfectly synchronized with the original. The technical breakthrough is the Jaeger-LeCoultre Cal. 925/1 movement, which offers 100% synchronization with the original in-house movement. It ensures stable timekeeping and solid quality.A closer look at the watch dial from the side reveals a subtle curvature. To achieve this effect, ZF invested significant time and effort in repeatedly adjusting the mold to ensure that the charm and feel are comparable to the original.The Jaeger-LeCoultre Master Ultra Thin Moon fulfills all your beautiful sentiments about moon phases. This image showcases the top-notch replica in real life!