Vintage aquamarine and diamond floral cluster ring

Vintage aquamarine and diamond floral cluster ring in 18kt white gold. Centrally set with an oval mixed cut aquamarine in a millegrain setting, encircled by sixteen cushion shape Old Mine cut diamonds in grain and millegrain settings, to an impressive low laying cluster design, featuring smooth settings, scalloped edging, pierced open gallery with scrolling motifs and met to either side with raised trumpeting shoulders supported by cheniers which terminate to incised double ribbing before curving to a solid shank. Estimated total diamond weight 0.80cts.