The arrival of mechanical time

Mechanical clocks reached Japan through European missionaries. Japanese makers adapted them to the country’s traditional seasonal system.

The art of wadokei

Edo-period clocks were technically distinctive and highly ornamented, sometimes combining calendars, alarms, and chimes.

Industry, recovery, and quartz

Postwar research and electronics brought the decisive shift to quartz, solar, and wearable timekeeping.

Archive note

This chronicle was edited from documents in the Abbady Watches research collection. It is an independent historical reference that will continue to be reviewed and expanded.