This is a special one: 18,000 frequency semi oscillations per hour, 2.5 Hz Highlight of this watch is the dual barrel movement. Double barrels in series extend the power reserve while barrels in parallel work together for smoother power delivery and better timing. Usually watches both these features are extremely expensive: Introducing the Favre Leuba, combining both the 18,000 frequency movement and double barrel power reserve. This is great horology at a fraction of the cost of other huge watchmakers. $150 shipped