28.60ct Black Opal with Chaff Pattern with Red flashes. Price on Request.

Lightning Ridge Australia Black Opal weighing 28.60ct, measuring 27x20x8.7mm. Reference number 78.1.

The rarest combination with Red Color and and a Black Background. This Opal is an extremely rare gemstone with large red flashes running through the Opal. It is very tough to have a black opal with red over 10 carats, and to have a 28 carat one is exceptional.