Jewellery, Watches and Objects of Vertu

A ruby and diamond cluster necklace, composed of slightly graduating clusters of oval mixed-cut treated rubies, in four claw settings, each within brilliant-cut diamond surround, the clusters spaced by twin marquise-cut diamond and brilliant highlights, clasp stamped ‘18k 750’, two colour precious metal mounted, unidentified maker’s mark, total diamond weight approximately 9.24 carats, length 41.5cm. £10,000-£12,000