The better the grade and brightness of the stone, the less light is required to show the colour and brilliance. Please ensure that you check your opal in good direct light, as poor light may not show the true colour.
The item "Big Brilliant Quality Green Yelliow 4.80 Ct Solid Lightning Ridge Black Opal" is in sale since Saturday, October 12, 2019. This item is in the category "Jewellery & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Opal\Black Opals".The seller is "blues1968shane" and is located in Armadale, Victoria. This item can be shipped worldwide.