20K. Oval, on all sides decorated with enamel panels imitating lapis lazuli framed by white enamel lining and laurel in two color gold. The lid with an oval gouache miniature portrait signed D. Bruyninx, 17 24/4 77. Inside struck with makers mark, year letter, charge and decharge by Jean-Baptiste Fouache, and "231". Length 8,5, height 3,3 cm, weight 178,2 gram.
With portrait miniature of Jacob Elisabeth van Strijn, signed D Bruyninx 1777 (1774-80) & F G J B Fouache (1776-77).
Swedish private collection
Thence by decent
According to tradition the portrait depicts Jacoba Elisabeth van Strijen de Blaauw (1741-1816), secondly married 1767 to Carel George, graaf van Wassenaer Obdam (1733-1800).