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PulsoGraph

This device allows to amplify the natural sound of the watch by capturing the sound vibrations transmitted through the crown. The sound is then transmitted via a wooden resonance soundboard. developed by "JMC Lutherie".

Named "PulsoGrah", it offers a sound quality of high purity and unparalleled natural.

Among other features, it includes a fingerprint reader, a motor controller with trajectory control and a piezoelectric audio sensor.