Jaeger-LeCoultre Memovox
A wristwatch with an alarm that rings with a small hammer in the case.
Memovox means voice of memory. The watch rang to remind its wearer of an appointment, and the self-winding version of 1956 was the first with an alarm. A diver's version, the Polaris, came in 1968.
Materials: Steel or gold; alarm movement
Manufacture: Made in Le Sentier; the self-winding version came in 1956.
The inner ring with a hand for the alarm time.
Two crowns, one for the time and one for the alarm.