James Harrison Siam ruby and diamond five stone ring. Set with three cushion shape old cut natural unenhanced Siam rubies in open back grain settings with a combined approximate weight of 0.65 carats, further set with two round old cut diamonds in open back grain settings with a combined approximate weight of 0.10 carats, to a graduating five stone design featuring concave borders to top and bottom terminating in ridged detailing, a polished gallery and circular open backholing, leading to integrated shoulders with carved scrolling motifs, flowing through to a solid D-shape shank. Marked 18 carat yellow gold, maker's mark 'J H' for James Harrison, numbered '7965' full hallmarks for Chester, English, 1906, accompanied by Gemmological Certification Services report #5782-565.
