
Spring-detent escapement watch with gold case by John Arnold and Son
1796
1796
1794
1796-1797
1797
1794
1795
1795
1795
1795
2000-100 BCE
1990-96
1705-1737
1795
1797
4000-2001 BCE
circa 1795
1797
1797
1794
1772 (original); 1919 (model)
1610; 1923
1642-1649 (original); 1883 (model)
1668; 1924
1936
2050-1750 BCE
1990-95
1795
300 BCE; 1905-1915
1845-1964
2000-100 BCE
1730; 1967
1793
1794-03-03
1796
circa 3000 BCE
1795
circa 1793
2000 BCE
1793
1796
1797
1796
1793-1795
1797
1797
1793
1795
1796
1793-1794
1797