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This oval, orange tourmaline was responsibly mined by a member of the Tanzanian Women Miners' Association (TAWOMA) in the Tanga region of north-eas...

A responsibly sourced yellow oval sapphire.

Oval yellow sapphires each approximately 6 x 4mm. A range of golden hues with clean cuts.

Oval sapphires in a dusky blue hue with grey undertones. Approximately 6 x 4mm.

Oval clear sapphires with a hint of soft blue undertone. Each stone is approximately 5 x 3mm.

A subtle collection of long oval sapphires in pastel hues, each measuring approximately 6 x 3mm. Gentle, pastel tones.

A selection of oval-cut sapphires measuring 6 x 3mm each, ranging from clear to soft, pale blue-grey tones. Calm, understated, and versatile.

Lovely pale yellow oval sapphires from Sri Lanka.

Oval-to-round yellow sapphire with a bright cut and excellent sparkle. Charming colour with good vibrancy.

A well-matched pair of slightly oval sapphires, both approximately 6 x 5mm, in a delicate pale yellow. Ideal for earrings or a ring.

Lovely oval, responsibly sourced sapphires in pale blue and clear with a tint of blue. 

Responsibly sourced from Sri Lanka, these natural yellow sapphires are available in a range of oval cuts and display the beautiful colour variation...

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

Stunning pale blue sapphire with striking colour zoning- soft yellow dappled through the body of the stone.

A beautiful, purple spinel from Tanzania. This stone has a great sparkle and a lovely colour. It was sourced from a community-run mine near Mahenge...

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

Zircon from Queensland, Australia. Oval cut with soft, attractive blue tones.

Oval zircon just over 2 carats. Rich blue tone with excellent proportions and lustre.

Untreated green and yellow sapphire from Queensland, Australia. This oval-cut gemstone weighs 1.45 carats and measures just under 8 mm in length, s...

Untreated blue and yellow flat-back sapphire from Queensland, Australia. Oval cut and weighing 1.48 carats, this gemstone measures 9.5 x 7.2 mm and...

Beautiful lagoon green sapphire from Sri Lanka.

Responsibly sourced green and teal sapphire from Queensland, Australia. This untreated oval-cut gemstone weighs 0.83 carats and measures 6.6 x 4.75...

Responsibly sourced blue, green, teal and chartreuses sapphire from Queensland, Australia. Untreated and cut into an oval shape, this gemstone weig...

Responsibly sourced yellow and gold sapphire from Queensland, Australia. Untreated and cut into an oval shape, this gemstone weighs 1.10 carats and...

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...