Vintage Onyx, Diamond & Pearl Pin june2023new inset within a black onyx

inset within a black onyx tablet measuring approx

bezel set with two Old European cut diamonds weighing approx

wide and two Single cut diamonds weighing approx

Centering an Old European cut diamond weighing app

Vintage Onyx, Diamond & Pearl Pin june2023new inset within a black onyxMeasuring approx. 2 inches in diameter, centering a bow set with twenty two Rose cut diamonds ranging in size from 0. 08 to 4. 4mm, inset within a black onyx tablet measuring approx. 30mm, framed by pearls measuring approx. 3. 5mm set on a wire. Within an openwork gold frame with a Greek key motif, fashioned in 14k yellow gold. With a fold down bail and a brooch pin. Antique central plaque set with Rose cut diamonds in a later frame set with pearls.