Enamelled gold mourning ring, the oval bezel set with a faceted crystal in a silver collet, enclosing a gold wire monogram on blue silk. Behind the initials IMS, with foliated shoulders, enamelled in black Enamelled gold mourning ring, the oval bezel set with a faceted crystal in a silver collet, enclosing a gold wire monogram on blue silk. Behind the initials IMS, with foliated shoulders, enamelled in black, England, early 18th century