1970
The
Beta 21
quartz
movement is released for sale at the
Basel Fair
with 18 brands introducing quartz models.
Citizen
introduces the world's first
titanium
watch
With the
Astro-Quartz
Junghans
presents Germany's first quartz wristwatch.
Hoga
introduces the
Digital Directime
, the first mechanical
digital watch
←
1969
|
1971
→
Year