Untreated

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...

A group of round spinels including some squarish emerald cuts and possibly a cushion cut. Colours range from light blue, burgundy, purple, to lilac...

An unusual triangular sapphire from Queensland, Australia with striking green colour zoning.This untreated stone measures approximately 6.5mm and d...

A fancy triangle cut sapphire from Queensland, Australia with beautiful green hues.This untreated stone measures approximately 5.8mm, weighs just u...

Lovely purple sapphire.

Blue, "roval" sapphires from an artisanal mine in Sri Lanka. The cut sits between a round and oval form. Measuring approximately 6x5mm, these untre...

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...

Spinels in baguette, radiant, and Square cuts, featuring lovely pink hues. Sizes range from 4 to 4.5 mm.

Intense red ruby with some inclusions, 1.26 carats. Perfect for a solitaire ring, or to be paired with side stones.

An unheated, Sri Lankan, purple sapphire, responsibly sourced from an artisanal gem mine near Pelmadulla in the main gem mining region around the c...

A beautifully graduated ametrine (amethyst-citrine blend), this 11.13-carat gem shifts from soft yellow at one end to a pale purple at the other.

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

A pretty pear-shape tourmaline in autumnal hues.

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

A great selection of oval sapphires measuring approx 5x3mm. Choose from yellow, blue, green or teal.

Strong fancy cut shape, loosely based on a shield rhodolite garnet. Just under 2.5 carats, an asymmetric geometric shape with raspberry undertones ...

A vibrant yellow sapphire in an almost princess-style cut.Measuring 5.1 x 3.9mm, this untreated stone weighs just over half a carat and has bright,...

A medium blue, oval sapphire from an artisanal mine in Pohorabawa, Sri Lanka. This stone has quite a few inclusions and some colour zoning, which h...

A set of round rubies from the Rubyfair project in red to red-purple hues.Each stone measures approximately 5mm and weighs around 0.6 carats.

A stunning untreated purple spinel in a marquise cut with a nice ratio.Measuring approximately 9.5 x 6mm and weighing 1.74 carats, this stone has d...

A gorgeous oval spinel in rich raspberry tones with an even, well-balanced colour.Measuring approximately 8.2 x 6.2mm.

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...

Pink sapphire or ruby (classification-dependent), 5.5 mm with nice even saturation.

Round ruby just under 1 carat, with intense colour and lovely cut.

Five stones that may be classified as either pink sapphires or rubies. Colourful shades from red to pink, similar in size ranging from 3.7 to 4.2 m...