The Jaeger LeCoultre Master Memovox is a classic take of Jaeger LeCoultre’s Memovox alarm complication. The watch uses the Jaeger LeCoultre caliber 956 manually wound movement which has a power reserve of forty five hours. The alarm is set using the bottom crown which rotates the inner dial to mark the time one wishes the alarm to go off. The watch is available with either an eighteen karat rose gold or stainless steel case with an alligator strap.