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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 dusky purple sapphire just under 1 carat.

Just under 1.5 carats, this untreated pastel yellow sapphire has a near-radiant cut and an unusually faceted back that creates a dazzling, kaleidos...

Responsibly sourced from Queensland, Australia, this untreated yellow and gold zircon weighs 2.00 carats and is cut into a cushion shape measuring ...

Responsibly sourced from Queensland, Australia, this untreated pink zircon weighs 1.90 carats and is cut into a cushion shape measuring 6.7 x 6.7 m...

A cool, green untreated sapphire from Tanga in Tanzania, sourced from an artisanal mine and cut in Sri Lanka.

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

A large, cushion cut, blue sapphire that was responsibly sourced from an artisanal gem mine in the Chimwadzulu area in Malawi. Although it has some...

A responsibly sourced parti sapphire from an artisanal mine in Queensland, Australia.

A bright pink sapphire with a nice square-cushion shape.

Cushion-cut ruby with a very deep red colour. Approximately 6 × 4 mm, weighing 0.78 ct.