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A deep red-pink, berry-coloured oval garnet from the Moyo Project in Tanzania.Measuring approximately 12 x 8.7mm and weighing just over 5 carats, t...

Umber garnet with a very nice shape, lovely step cut, and vivid red undertones. Would look great as a centre stone for a solitaire ring.

Absolutely stunning gothic / 1920s-esque, Tanzanian garnet with lots of red flashes. The stone has a beautiful, vintage cut and would look very imp...

This deep red, oval garnet was responsibly mined by a member of the Tanzanian Women Miners' Association (TAWOMA) in the Tanga region of north-easte...

This deep red garnet has a super cut that makes it sparkle from every direction. At just over 6 carats, it is a great size for a ring that will mak...

At over 6.5 carats, this stone has vibrant magenta flashes, well cut and proportioned. Somewhere between an oval and cushion cut.

A stunning orange tourmaline weighing 7.8 carats. Intense colour and beautiful cut‚ this is a show-stopping gem for a dramatic cocktail ring.

A stormy blue pear-cut sapphire from Chimwadzulu Mine, Malawi.

A large, emerald cut, blue/green sapphire that was responsibly sourced from an artisanal gem mine in the Chimwadzulu area in Malawi.

A set of untreated marquis-cut sapphires ranging from clear to soft yellow, with a peach and a couple of lilac-toned stones included. A delightful ...

A round, bright yellow citrine from the Moyo Project

Fancy cut citrine from the Moyo Project.

Bold citrine in an interesting crescent shape with a fancy cut.

An almost 6-carat oval peridot with a powerful, intense green. Rich saturation.

Pair-cut green tourmaline with lovely proportions and even, rich saturation.

A bold purple amethyst in a step-cut geometric shape.

Interesting and bold citrine from the Moyo Project.

Pair of oval cabochon star-sapphires in golden brown from Queensland Australia. Sold as a pair. Total carat weight 6.38ct

At over 5 carats, this oval green sapphire from an artisanal mine in the Tanga region of north-eastern Tanzania is both big and beautiful. This out...