Follow the development of time measurement and technical and scientific innovation in timekeeping from the 16th to the 21st centuries.
1999
1843-1897
1751-1800
1708
1929-1935
1831-1870
1934
hallmarked 1788
1795-1810
1660-1665
1630-1653
1568-1590
1392
1955
1915
circa 1930
1632-1640
1751-1850
circa 1880
1930
1705-1737
1955-1965
1719-1791
1551
1675-1679
1840-1880
1607-1653
1598-1603
1675-1700
1690-1710
1750-1800
1900-1938