45mm long this stunning Brooch dates from an Art Nouveau period 
 
Of elegant openwork design, 
it's centering a round Natural Amethyst 
of distinctive Intense Purple colour 
of 2.60ct approx (10mm x 8mm)
 
Flanked by 2 seed pearls & 
finely detailed 
 
Brooch secures to the reverse with pin & safety clasp 
 
Total item's weight: 4.6gr. 
 
Comes in vintage box, 
accompanied by valuation certificate