A Georgian Topaz, circa 1800

A Georgian Topaz, seed Pearl, and Chalcedony Locket/Brooch in Gold, circa 1800, the oval chalcedony locket with hinged compartment, within a border of seed pearls and an outer border of fifteen cushion-cut topaz, all in closed back settings.
In later fitted box for G. Hewitt & Son Ltd, Grimsby.
18 carat gold
Total weight 16.3gms
Width 4.6cm x 4.2cm