Art Deco 18ct Gold Large Opal Ring

A lovely 18ct75% pure gold (or 750 parts pure gold and 250 parts other metals) two colour gold ring set with a large oval carved cabochonA polished, not faceted, dome shaped stone – either round or oval with a flat polished base, primarily used as a cut for phenomenal stones such as cat’s eyes and stars.
opalOpals occur in a range of body colours from white, black or grey, bright orangey red and a pale watery colour. The most precious opals show strong colour contrast and generally have a dark body colour with a vivid array of colour play.. It is a fantastic predominantly green colour and weighs over five caratsThe unit of weight for a diamond or other gemstone and also for a pearl. Abbreviated ‘ct’, 1 carat is equal to 0.2 grams. In reference to gold, a unit of purity or fineness of gold and gold alloy, expressed as a number out of 24 parts by weight, e.g. ’24 carat’ signifies pure gold, ’18 carat’ 18/24th gold in the alloy, et cetera.  Also abbreviated as ‘c…. If you love opals this is a good ring to choose.