1785
1755
1757
1776
hallmarked 1788
1776-1780
1785-1790
1758-1769
1758-1773
1783
1762
1769
1764
1778
1784
1782
1781-1790
1785-1789
1787
1782-1793
2000-100 BCE
1775-1785
1777-1785
1761
1770
1990-96
around 1790
1771
1775