An incredible 9 carat gold ring in a Mid Century style set with a huge natural opal stone. The opal is most likely Australian and has a beautiful pale blue tone with flashes of greens, yellows and pinks within the stone. The ring is fully hallmarked on the inside band with a Sheffield assay mark and date letter for 1990. The ring also features the unknown makers mark 'OL'.
The ring is in good vintage condition.
UK Size - N 1/2
US Size - 1.5 cm
Weight - 5.95 grams
Date - 1990