A long opal brooch in 18k gold set with a boulder opal and a marquise cut diamond, signed Jobin, length 9 cm, 16g

A long opal brooch in 18k gold set with a boulder opal and a marquise cut diamond, signed Jobin, length 9 cm, 16g

Bon état de conservation général présence de micro rayures et rayures d’usage normal

dimensions opale: 
long. 2.3 cm
larg. 1.9 cm

dimensions diamant:
4.2 x 2. mm

poinçon:
750
poinçon Jobin
signée Jobin