Antique Chaumet pendant/brooch

A late Victorian diamond and turquoise cluster floral brooch, the openwork flowerhead composed of six teardrop-shaped turquoise cabochons and surrounded with vari-sized old-cut diamonds in cut down collets, with an estimated total weight of 7.15ct, set in metal testing as silver on 18ct, with a foldable pendant bale and detachable brooch fitting signed ‘Chaumet London’ to the reverse, brooch fitting surface testing as 18ct, 4.0 cm wide, 17.2 grams.