An Edwardian sapphire, seed pearl and diamond necklace, circa 1910, the pendant of lyre-shaped

An Edwardian sapphire, seed pearl and diamond necklace, circa 1910, the pendant of lyre-shaped outline in openwork platinum and gold, suspended from a sequence of links, centring on a pear-shaped sapphire, accented with seed pearls, variously shaped sapphires and rose-cut diamonds, to a platinum chain necklace, pendant length 7.1cm, chain length 39cm, pearls untested