Black opal and diamond bar brooch, the oval flat...

Black opal and diamond bar brooch, the oval flat opal 19mm long x 11.5mm, flanked to either side by

old cuts totalling approx 0.4 carats, the white bar stamped '18ct', 7cm long, 7g gross Condition: The opal appears to be undamaged. Very slight surface wear, no obvious scratches, chips etc, mainly flashes of red and green. The two diamonds appear bright and fairly white, no obvious inclusions. The clasp and pin in working order. **General condition consistent with age