A five-row pearl necklace with an aquamarine and diamond centrepiece, the five rows comprising 469 fine Akoya pearls, to an aquamarine and diamond centrepiece, the central oval-cut aquamarine within a border of rose-cut diamonds to further rose-cut and old-cut diamond-set openwork wreath in a rose-cut diamond-set scalloped frame, suspending a pear shape aquamarine measuring in a double-row rose-cut diamond surround, all in platinum to a yellow gold, with detachable brooch fittings. Circa 1905.