Platinum bow brooch the central square is set with an old cut diamond and four smaller diamonds the bow to either side with two kite shaped panels of etched rock crystal each with a fine row of French cut black onyx and a scalloped pierced diamond set outer edge the brooch fastening to the reverse with a 14ct yellow gold hinged gold pin and a roller catch.
Total Estimated Diamond Weight: 0.45ct
Colour H Clarity VS-SI
Weight: 12.350grams
Age: C1920