All

A large 10-carat quartz with dramatic colour zoning: amethyst purple on one side blending into a yellowish-clear band.

Large emerald-cut lemon quartz with a gentle yellow hue. Bright and sunny in tone.

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

Round blue sapphires from Malawi. Great option to be used all together in one piece. Approx 1.35ct each

Lovely blue princess cut sapphires from Malawi. 

Lovely blue sapphires from Malawi. Total carat weight: 0.82ct

A pear-cut scapolite with excellent sparkle. Clear with a soft peachy undertone: delicate, bright, and full of charm.

A statement piece, this stunning golden-brown stone is just shy of 12 carats. Oval-cut and full of depth, it would make a great cocktail ring.

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.

Oval, hexagon, princess cut, baguettes, and emerald cuts in pinks, lilacs, purples, and very light blues. A very nice selection of spinels, each ap...

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

An intense natural green tourmaline in baguette cut, just over 3 carats. Bold lines and saturated colour.

A raspberry hued round tourmaline, mixed-cut from Malawi.

Pretty, pale blue round sapphire. Eye-clean clarity.

A nice deep blue sapphire. Slightly off round shape.

Pretty pink trillion sapphire. 

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

Lovely purple sapphire.

Beautiful purple sapphire.

Royal purple pear shape sapphire from Sri Lanka.

A dusky purple sapphire just under 1 carat.

A fancy-cut garnet from the Moyo Project in Tanzania.

A stunning rich red garnet from the Moyo project in Tanzania.

A pretty, marquise cut, red garnet which was responsibly mined by a member of the Tanzanian Women Miners' Association (TAWOMA) in the Tanga region ...