Untreated

A lovely, responsibly sourced sapphire. This sparkly gemstone comes from an artisanal mine in Queensland, Australia and is unheated.

Responsibly sourced blue, green, teal and chartreuses sapphire from Queensland, Australia. Untreated and cut into an oval shape, this gemstone weig...

Untreated green sapphire from Queensland, Australia, featuring an unusual trillion cut. At 1.20 carats and just over 6 mm across, this distinctive ...

A lovely, golden yellow, oval sapphire from an artisanal mine in Australia. This gemstone has not been heated or treated in any way.

A substantial, green sapphire from Australia with a natural (unheated) colour.

Blue and green princess-cut sapphire responsibly sourced from Queensland, Australia. Untreated and weighing 0.15 carats, this gemstone showcases th...

Deep green-blue baguette sapphire from Queensland, Australia.

A cloudy, blue and yellow sapphire from Queensland, Australia. The edge of the stone has been faceted, but the stone has a flat back for easier set...

Untreated blue-green sapphires from Queensland, Australia. These square-cut gemstone weigh approx 0.34 carats and displays the sought-after mix of ...

Untreated sapphire from Queensland, Australia. Approx. 4.3 x 4 and 3 mm. Bright chartreuse-yellow.

Untreated green and yellow sapphire from Queensland, Australia. This oval-cut gemstone weighs 1.45 carats and measures just under 8 mm in length, s...

Stunning cushion cut, deep blue, untreated sapphire, which was responsibly sourced from an artisanal mine near Ellawela, Sri Lanka.

Sold as a pair.