Untreated

An elegant elongated octagonal blue sapphire from Sri Lanka. This untreated gem measures 8.8 x 4.9 mm and displays a vivid blue tone. A small surfa...

Blue, "roval" sapphires from an artisanal mine in Sri Lanka. The cut sits between a round and oval form. Measuring approximately 6x5mm, these untre...

A great selection of oval sapphires measuring approx 5x3mm. Choose from yellow, blue, green or teal.

A medium blue, oval sapphire from an artisanal mine in Pohorabawa, Sri Lanka. This stone has quite a few inclusions and some colour zoning, which h...

Deep rich dark blue round spinels, measuring between 4.5 to 5 mm.

One available

Responsibly sourced from Queensland, Australia, these untreated sapphires measure approximately 3.25 mm, are cut in a round brilliant style, and we...

Two untreated hexagon-cut sapphires from Queensland, Australia. Just under one carat each. Bright yellow and blue colour combination. Buy separatel...

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

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.

Untreated blue/teal/green sapphire from Queensland, Australia. Square cut and weighing approx 0.57 carats. More than one available.

Untreated blue and yellow flat-back sapphire from Queensland, Australia. Oval cut and weighing 1.48 carats, this gemstone measures 9.5 x 7.2 mm and...

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

Responsibly sourced from Queensland, Australia, these untreated sapphires measure approximately 2.75 mm, are cut in a ...

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