1.64ct fancy green blue diamond / 3.02ct white diamond brooch. This 10ct white gold brooch measures 62.0 mm x 55.0 mm, in a folded ribbon style. Centrepiece features twenty-six, fancy green blue (treated colour) round brilliant cut diamonds of estimated total weight 1.64cts, VS - SI clarity, in the middle round cluster. The outer two small flowers, feature three hundred and fifty-nine round brilliant cut diamonds pave set, of estimated total weight 3.02cts, G - H colour, SI clarity. Brooch is finished with hinged double pins and trombone clasp. Finished weight 26.88 grams. Gemmologist report.