Broche à double usage, Netherlands, 1856-1862, gold, diamond, bone, h 7cm × w 5cm × d cm × w 1kt. BK-2013-8-1. Gift of A. van Haersma Buma-Meuser Bourgognion, The Hague, 2013. Rijksmuseum, Amsterdam.

Pear-shaped brooch of gold with 19 diamonds with a hook closure. The front is set with rose diamonds , and put gefolied in silver. The central stone is an oval diamond rose placed in an entourage of 18 rose diamonds. From the middle running tight jobs to all sides. The ends are filled with 18 different rose diamonds. At the brooch include a ring , in which the central diamond can be put , and a screwdriver with a handle legs.