An emerald and diamond square cluster ring, centred with an emerald-cut emerald, approximately 4.20cts, claw set within a baguette and round brilliant diamond twelve stone single-line border, the diamonds of approximately 1.45 carats combined, all set in white between baguette and tiny diamond tapering shoulders, on a flat-section shank, stamped ‘750’, size P, 6.6 grams gross. Emerald 9.6mm x 9.8mm x 5.1mm.