Silver Filigree button, 1850s, from the Altes Land, Germany. It would have been worn in a set of 12. They were worn by women, six on each cuff, and were the most expensive type of button. Each button consists of 233 different elements. It starts with a framework of plain wire, made into two rosettes, for the front and back. These are then filled and decorated with twisted and coiled wire of various kinds, and 63 granules.
Elements of a filigree button | V&A Search the Collections