comprising a gold part-clasp, Jan van Wijk, Amsterdam, 1776, suspension part detached, main part engraved on reverse with initials CH, 12cm., 4 3/4 in. long; a rock crystal swivel seal with gold mounts, the early 18th century triple matrix engraved with a coat of arms on one side, a monogram below a marquis’s coronet on another, and the motto 'Mon Amour Dure après la Mort' around a lovebird on a tree, the elaborate gold mounts possibly later, with modern suspension band and hook, 4cm., 1 5/8 in. high ; a beaded gold rectangular buckle, early 19th century, later Dutch control mark only, 5.7cm., 2 1/4 in. wide