Antique Edwardian 9 Carat Gold Australian Opal Five Stone Ring Size - O / 7.25A beautiful antique five stone ring set with vibrant Australian opals and one replacement opal (far left) that is most likely Ethiopian as it has a slightly more varied patterning to the stone. The ring is unmarked but tests as 9 carat gold and has quite some age to it. The opals are packed full of colour and the ring looks beautiful when worn. There are some small chips to the outer edges of the opal stones which can be seen in the pictures. The