
Early balance spring watch by Thomas Tompion
1675-1679
1675-1679
1681
1685
1663
1668-1672 Probable
1673
1660-1665
1660-1665
1660-1665
1660-1665
1663
1675-1685
1650
1650
1680
1675-1685
1680
1680
1675
1670
1670
1660
1672
1675-1685
1660
1670
2000-100 BCE
1650-1665
1650
1650
1650
1685
1670
1666
1666-1680
1667
1666
1660-1665
1654
1658
1658
1658
1665-1670
1670-1680
1680
1671
1650
1660
1675
1675-1685