
'Memento mori' watch in the form of a skull, known as the 'Mary Queen of Scots' watch.
1780-1850
1780-1850
1801-1830
1862
1860
1839 (original); circa 1988 (replica)
1870
1783-1800
1799-1802
1831
1870
1831
1869
1846
1858
1849
1847-1848
circa 1842
1853-1857
1829
1801
1066; 1876
circa 1832
1788
1845-1855
1832
1845
1798
1842
1856
1861
1861
1797
1934
1805
1800
1780
1812
1830
1795
circa 1808
1840
1785-1795
1861-1866
1857-1870
1821-1850
1831-1870
1835
1783
1837
1848