Antique Victorian Amethyst and Diamond Necklace

A Victorian amethyst riviera necklace cross pendant, set with twenty marquise cut amethysts in a cut down setting spaced by individually set old cut diamonds, with a detachable amethyst and diamond cross pendant. Mounted in gold. Circa 1880

In a fitted box By Harvey & Gore London

Length 39cm
Cross length 3.5 cm with pendant loop 4.2cm