This is a beautiful royal blue colour, hand-cut square cushion shape natural Sapphire loose gemstone. From the prehistoric riverbeds of an ancient land, Australian sapphires range in color from dark royal blue through to a strong rich blue.
Transparency: TransparentShape: RoundCertification: no
Untreated Natural Australian Sapphire Loose Gemstone. Rare Size Approx. 6.25 mm Round Brilliant Cut, Black Colour with Mixture Of Dark Bottle Green Colour. Type: Natural Sapphire. 6.25 mm round faceted cuts.
Transparency: OpaqueShape: RoundCertification: Does not apply