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A large, pink zircon from Queensland, Australia. This stone has not been treated in any way.

A pair of faceted oval chrysoprase.   Price is for the pair

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

A very cool, Australian sapphire, showing flashes of blue, green and yellow. This fabulous gemstone would make an exceptional engagement ring.

A responsibly sourced, untreated, pink sapphire from a gem mine near Pohorabawa, Sri Lanka. This stone has a vibrant colour with plenty of sparkle.

Bright oval sapphires, each measuring approximately 6 x 4.5mm.

A dark pink sapphire from an artisanal gem mine near Pelmadulla, Sri Lanka.

Oval ruby with a deep pinkish colour, a reasonably good cut and a lively appearance.

Oval ruby with a well-saturated pinkish red colour. Fairly clean, with some sparkle as it moves, though less lively overall. Approximately 6 × 4.6 mm.

Oval ruby with a slightly uneven cut, a fairly deep red colour and pink flashes.

Oval ruby with a pinkish colour. Approximately 5.4 × 4.9 mm, weighing just under 0.50 ct.

Responsibly sourced blue, green, teal and chartreuses sapphires from Queensland, Australia. Untreated and cut into an oval shape, these gemstones w...

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

A spectacular, oval, green sapphire from Australia. This awesome stone deserves a stunning design to show it off.

Oval garnet with slightly orangey-red undertones, really lovely proportions, flashes, and a fine cut.

A small, Australian sapphire, responsibly sourced from an artisanal mine in Queensland. At just over half a carat, this is a very pretty and afford...