c1815 Regency era Hair pin. Hair pin, seed pearls mounted on mother-of-pearl. These long, tong, U shaped pins were functional as well as decorative. These would have been used in conjunction with plain pins for added support to the "updo" styles of the day. These are thicker and longer than the hair pins and bobby pins normally found today. See what the back looks like at http://collections.vam.ac.uk/item/O115271/hair-pin-unknown/
Georgian Era - William IV (1830-1837) King of the United Kingdom and Hanover - Portrait by Sir Martin Archer Shee 1833 - The definition of the Georgian era is often extended to include the short reign of William IV, which ended with his death in 1837. The term Georgian is typically used in the contexts of social history and architecture.