Jewellery, Watches and Objects of Vertu to include the personal archive of Louis Osman, goldsmith and architect

A mid Victorian silver gilt and enamel brooch and earring suite, circa 1870s-1880s, the brooch and earpendants of Celtic cross design, with pierced and engraved decoration, the central raised cross motifs highlighted with white enamel, with half pearls set terminals, the earrings accented with central rose-cut diamonds and the brooch with a central mixed-cut ruby, the brooch with glazed hairwork panel verso, the earrings suspended from later hook fittings, original screw back fittings included, in original shaped fitted case, brooch width 49mm. £300-500