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Untreated green sapphire from Queensland, Australia. An elegant oval weighing 0.90 carats and measuring just over 7 mm, ideal for jewellery makers ...

An elegant pale blue oval sapphire from Sri Lanka.Measuring 7.2 x 5.4mm, this stone has a soft colour

A pretty pink spinel from the Rubyfair project with an interesting orange-hued inclusion.Measuring approximately 7.3 x 5.3mm and weighing just over...

Emerald cut garnet, deep red claret colour, sleek shape and well proportioned.

Emerald cut garnet with very deep red blood tones, would look lovely as a solitaire ring.

Asymmetric geometric pinky-purple garnet, classified as rhodolite.

Colour-change alexandrite with a beautiful green in artificial light, shifting to purple in daylight. Good size and a perfect conversation-starting...

A really stunning gem. A deep blue tanzanite from Tanzania.

This amazing blue sapphire and was ethically sourced from a mine in Malawi. It has a good colour with some visible inclusions.

This is an ethically sourced and fully traceable sapphire from the Chimwadzulu mine in Malawi. It has a little damage on two corners that can easil...

A brilliant blue round sapphire from Malawi.

An icy blue emerald-cut aquamarine from the Moyo project.

A lovely icy blue aquamarine from the Moyo Project,

Sweet yellow citrines in an emerald cut from the Moyo Project. But separately or as a pair. (Price is per gemstone)

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

Just over 1 carat, this oval-cut stone glows with a soft golden hue and a gentle brownish-yellow undertone. A warm, light-catching gem.

Pretty pink trillion sapphire.