A Victorian pearl

A Victorian pearl, sapphire and diamond locket pendant, late 19th century, of shield-shaped outline, centring on a pear-shaped sapphire within an open work surround set with cushion-shaped diamonds, to a wreath border set with rose-cut diamonds and pearls, the reverse with a removable glazed panel, the ribbon surmount additionally set with rose-cut diamonds, mounted in silver on gold, length 4.8cm, pearls untested