Jaeger-LeCoultre Memovox Tribute To Deep Sea Alarm

Vulcain might have been the first manufacturer to produce a wrist alarm in the form of the Cricket in 1947. But JLC took the concept and perfected it with the Memovox, released in 1950.  Like the Cricket, the Memovox utilizes a unique twin-crown system (the top crown to wind and set the alarm, the bottom to wind and set the time). But JLC developed a different alarm mechanism: a hammer that strikes against a post that is directly welded to the caseback, unlike the Cricket, which uses a resonant, dual-caseback design. In so doing, JLC set itself apart, and created one of the most iconic models of post-War watchmaking.  Such an icon of horology lends itself very well to adaptation for many different purposes. In the late 1950s, brands such as Rolex and Blancpain released some of the first dedicated dive watches: the Submariner and the Fifty Fathoms, respectively. JLC followed suit with the Deep Sea Alarm. Released in 1959, this was the first automatic wrist alarm intended to be worn unde