
Early balance spring watch by Thomas Tompion
1675-1679
1675-1679
2000-100 BCE
1680
1663
1665-1670
1668-1672 Probable
1673
1660-1665
1660-1665
1660-1665
1660-1665
1663
1666
4000-2001 BCE
1990-96
1666-1680
1667
1666
1660-1665
1654
1658
1658
1990-95
1610; 1923
1665-1675
1642-1649 (original); 1883 (model)
1960-1979
1668; 1924
1678
1660
1701-1500
1674-1679
circa 3000 BCE
1672
2000 BCE
1671
1674
1657
1657
1672
1676
1678
1658
1676
1676
1654
1675
1666
1676
1660-1670