1762
1776-1780
1778
2000-100 BCE
1785
1781-1790
1783
hallmarked 1788
1787
1764
1782
1784
1785-1789
1769
1785-1790
1761
1770
1776
1775-1785
1777-1785
1990-96
around 1790
1771
1775
1778-1780
1788
1986 (replica); 1501-1600 (original)