8.01ct Freeform Gray Opal GIA Certified Australia Green/Pink 73 carats in an emerald

73 carats in an emerald cut cut — clarity-enhanced with natural cedarwood oil

this treatment is u

Treatment: Unheated

eye-clean tourmaline of 1

8.01ct Freeform Gray Opal GIA Certified Australia Green/Pink 73 carats in an emeraldA multi coloured opal of 8. 01 carats in a cushion cut unheated, from Australia, with some inclusions you can see. Opal's play of colour comes from microscopic silica spheres splitting light into flashes of colour. Gem Details GIA Report Number: 2239220404 Shape: NONE Cutting Style: Crown: Transparency: Translucent to Opaque Colour: Gray Species: Natural Opal Treatment: NATURAL COLOR. No indications of color treatment. Item Description: One loose