Emerald cut diamond 'toi et moi' open twist ring in platinum and gold

Emerald cut diamond 'toi et moi' open twist ring in platinum and 18kt yellow gold. Set with two rectangular emerald cut diamonds diamonds in rubover settings, to a two stone bypass design featuring flush settings, one in platinum and the other in yellow gold, curving and joining to a solid shank. Estimated total diamond weight 1.00cts. Hallmarked platinum and 18kt gold, Italian.