A breathtaking vintage Australian Crystal Opal pear shaped cabochon in a 9ct bezel setting with knife edge band.
The solid Australian crystal opal displays a full spectrum of rolling colours. The ring is in outstanding condition.
The opal has an approximate weight of 1.3 carats, measured in the setting. The face of the ring measures 14.7mm north-south and 9.6mm east-west. he band is 1mm wide at the shoulders, broadening to 1.6mm at the back. The band is 1mm thick.
The early Australian 9ct hallmark inside the band is so worn as to be practically invisible. The ring has been XRF (x-ray) tested to verify gold content. Weighs 2.9 grams
Currently a size M / 6.25