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Oval ruby with intense red colour, just over 1.5 carats

Just over 1.5 carats, this slightly oval, near-round stone has a golden-brown warmth.

Untreated green sapphire from Queensland, Australia. Cut into a pear shape and weighing 1.41 carats, this gemstone measures 8.7 x 6 mm and displays...

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...

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...

Radiant-cut untreated sapphire from Queensland, Australia. Predominantly yellow-chartreuse with beautiful blue colour zoning.

Round zircon from Queensland, Australia. Icy blue colour with sparkle and movement in the cut.

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...

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...

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

Lovely large pale blue-lilac round sapphire.

A big and beautiful sapphire from Australia, with a uniform, deep green colour throughout.

This Australian sapphire is mostly a medium green colour, but also has flashes of yellow when viewed from certain angles.

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