
Early balance spring watch by Thomas Tompion
1675-1679
1675-1679
2000-100 BCE
1675
4000-2001 BCE
1675
1675
1642-1649 (original); 1883 (model)
1936
1990-95
1610; 1923
1960-1979
1668; 1924
1676
1676
1675
1676
1676; 1840-1865
2000-500 BCE
2000-500 BCE
2000-500 BCE
1991-1786 BCE
1991-1786 BCE
2000-500 BCE
1501-1600; 1978
1800-1600
30 CE
1677
30 CE
2686-2613 BCE
1888-185
1945-50
20-400
2000-1350
1701-800
2000-1350
2000-1350
2000-1350
2000-1350
2000-1350
30-200
2000-1350
1801-1930
20-500
1677
2000-1350
2000-1350
2000-1350
20-500
2000-1350
1850-1350