Three late 18th - early 19th century gold-cased navette-shaped lockets

Three late 18th - early 19th century gold-cased navette-shaped lockets, each with glazed locket compartments containing hair decoration, the first with ornate hair and glass bead anchor to the obverse, the reverse with plaited hair, the second with a classical urn to the centre with a hair border, the reverse with a memorial inscription date 1787, later brooch fitting, the third containing an elaborate beadwork and hair decoration of floral spray on a mother-of-pearl pedestal, with clasp fitting