An early Victorian turquoise suite

An early Victorian turquoise suite, including a gold expanding bracelet with S-form links, a pair of spherical earrings, a three-section hemispherical gold bar brooch and a gold scallop form brooch with pendant loop and small pearl pendant, all pavé-set with graduated turquoise cabochons, the ring set with four oval turquoise cabochons and rose-cut diamonds with scroll pierced shoulders, cased