A pair of seed pearl bracelets

A pair of seed pearl bracelets, early 20th century, and a Regency seed pearl necklace, circa 1820, the bracelets each designed as a ribbon composed of seed pearls, to an engraved silver bar clasp, length 16.5cm each; the necklace designed as a series of stylised foliate motifs, backed in mother of pearl, length 40.5cm, pearls untested, case