Art Deco emerald and diamond shield ring in platinum

Art Deco emerald and diamond shield ring in platinum. Centrally set with an estimated 1.47ct octagonal emerald-cut emerald in a raised bespoke claw setting, surrounded by twenty eight cushion shape old cut diamonds in grain and collet settings, to a vertical cluster design featuring curving claws, smooth settings, pierced decoration, millegrain borders with an open gallery supported by intricate cheniers, the trumpeting shoulders are engraved to the top and inners with a repeating wreath pattern before smoothing to a solid shank. Estimated total diamond weight 2.75cts. Numbered '0231'.