'Memento mori' watch in the form of a skull, known as the 'Mary Queen of Scots' watch.
1780-1850
1780-1850
1775-1785
1672
1625
1640
1799
1685
1680-1690
1830
1630-85
1700-1725
1630
1710
1780
1700-1815
1812
1788
1625
1700
1680-1685
1640
1600
1700-1725
1708-1710
1675
1690
1790
1650
1610
1630
1680
1670-1680
1785-1795
1702
1600
1690
1700
1660
1650
1622-1628
1750
1660
1680
1680
1670
1610
1630
1800
1650
1700