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Capricorn Gems

Nineteen48 offers a selection of beautiful Australian gemstones through its trusted partner, Capricorn Gems, led by Ian Bone.

Specialising in responsibly sourced stones from Queensland, Capricorn Gems focuses on four main varieties: sapphire, opal, zircon, and chrysoprase.

The gemstones are typically cut and polished at a dedicated workshop in Thailand to ensure exceptional quality.

Capricorn Gems sapphires come mainly from Central Queensland, west of the town of Emerald, in a remote region that includes the small communities of Anakie, Rubyvale, and Sapphire. This area is sparsely populated, and most of the mining is carried out by individual miners, families, or small partnerships. All operations are regulated by the Queensland Government’s Department of Mines, ensuring responsible and safe practices.

Filters

Sapphire

Capricorn Gems 2.7 x 2.7mm
Original price £52.80 - Original price £52.80
Original price
£52.80
£52.80 - £52.80
Current price £52.80

Selection of untreated Princess-cut sapphires from Queensland, Australia. Each approx. 2.5 mm. Colours range from light green to teal to deep blue.

Original price £52.80 - Original price £52.80
Original price
£52.80
£52.80 - £52.80
Current price £52.80

Sapphire

Capricorn Gems 12.14 x 5.5mm
Original price £708.00 - Original price £708.00
Original price
£708.00
£708.00 - £708.00
Current price £708.00

A very cool, fancy cut sapphire slice from a mine in Queensland, Australia. This piece has some clear, angular colour banding, beautifully highligh...

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Original price £708.00 - Original price £708.00
Original price
£708.00
£708.00 - £708.00
Current price £708.00

Sapphire

Capricorn Gems 4.0 x 4.0mm
Original price £300.00 - Original price £300.00
Original price
£300.00
£300.00 - £300.00
Current price £300.00

4 mm Princess-cut sapphire. A beautiful sea blue, untreated from Queensland, Australia.

Original price £300.00 - Original price £300.00
Original price
£300.00
£300.00 - £300.00
Current price £300.00

Sapphire

Capricorn Gems 4.7 x 4.7mm
Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00

Untreated sapphire from Queensland, Australia. Princess cut, 4.7 mm, in rich green with teal flashes.

Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00

Sapphire

Capricorn Gems 5.3 x 5.3mm
Original price £840.00 - Original price £840.00
Original price
£840.00
£840.00 - £840.00
Current price £840.00

This lovely sapphire from Australia has a very desirable green and teal colour. The stone has not been treated in any way.

Original price £840.00 - Original price £840.00
Original price
£840.00
£840.00 - £840.00
Current price £840.00
Out on appro

Chrysoprase

Capricorn Gems 9.1 x 7.1mm
Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00

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

Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00

Chrysoprase

Original price £300.00 - Original price £300.00
Original price
£300.00
£300.00 - £300.00
Current price £300.00

A pair of round faceted chrysoprase. Sold as a pair.

Original price £300.00 - Original price £300.00
Original price
£300.00
£300.00 - £300.00
Current price £300.00

Sapphire

Capricorn Gems 3.7 x 3.7mm
Original price £192.00 - Original price £192.00
Original price
£192.00
£192.00 - £192.00
Current price £192.00

Untreated sapphire from Queensland, Australia. Princess cut, 3.75 mm, with green and teal parti colouring.

Original price £192.00 - Original price £192.00
Original price
£192.00
£192.00 - £192.00
Current price £192.00

Sapphire

Capricorn Gems 4.7 x 4.7mm
Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00

Untreated sapphire from Queensland, Australia. Princess cut, 4.7 mm, with a gorgeous deep olive-green tone.

Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00

Sapphire

Capricorn Gems 8.7 x 6.1mm
Original price £3,108.00 - Original price £3,108.00
Original price
£3,108.00
£3,108.00 - £3,108.00
Current price £3,108.00

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

Original price £3,108.00 - Original price £3,108.00
Original price
£3,108.00
£3,108.00 - £3,108.00
Current price £3,108.00

Sapphire

Capricorn Gems 5.9 x 4.0mm
Original price £480.00 - Original price £480.00
Original price
£480.00
£480.00 - £480.00
Current price £480.00

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...

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Original price £480.00 - Original price £480.00
Original price
£480.00
£480.00 - £480.00
Current price £480.00

Zircon

Original price £1,260.00 - Original price £1,260.00
Original price
£1,260.00
£1,260.00 - £1,260.00
Current price £1,260.00

A beautifully cut, Australian zircon from Queensland. This gemstone has so much sparkle and life.

Original price £1,260.00 - Original price £1,260.00
Original price
£1,260.00
£1,260.00 - £1,260.00
Current price £1,260.00
Out on appro

Sapphire

Capricorn Gems 6.5 x 6.4mm
Original price £1,500.00 - Original price £1,500.00
Original price
£1,500.00
£1,500.00 - £1,500.00
Current price £1,500.00

A gorgeous, green sapphire from Australia, that shows flashes of yellow. This gem would make a fabulous central stone in any ring.

Original price £1,500.00 - Original price £1,500.00
Original price
£1,500.00
£1,500.00 - £1,500.00
Current price £1,500.00
Out on appro

Sapphire

Capricorn Gems 4.9 x 3.7mm
Original price £228.00 - Original price £228.00
Original price
£228.00
£228.00 - £228.00
Current price £228.00

Original price £228.00 - Original price £228.00
Original price
£228.00
£228.00 - £228.00
Current price £228.00

Sapphire

Capricorn Gems 4.3 x 3.1mm
Original price £156.00 - Original price £156.00
Original price
£156.00
£156.00 - £156.00
Current price £156.00

Untreated sapphire from Queensland, Australia. Approx. 4.3 x 4 and 3 mm. Bright chartreuse-yellow.

Original price £156.00 - Original price £156.00
Original price
£156.00
£156.00 - £156.00
Current price £156.00

Sapphire

Capricorn Gems 5.5 x 5.3mm
Original price £600.00 - Original price £600.00
Original price
£600.00
£600.00 - £600.00
Current price £600.00

This sapphire has a strong green colour and an unusual cut, making it ideal for a distinctive ring.

Original price £600.00 - Original price £600.00
Original price
£600.00
£600.00 - £600.00
Current price £600.00

Sapphire

Capricorn Gems 6.4 x 5.2mm
Original price £900.00 - Original price £900.00
Original price
£900.00
£900.00 - £900.00
Current price £900.00

Original price £900.00 - Original price £900.00
Original price
£900.00
£900.00 - £900.00
Current price £900.00

Sapphire

Capricorn Gems 9.0 x 5.6mm
Original price £1,140.00 - Original price £1,140.00
Original price
£1,140.00
£1,140.00 - £1,140.00
Current price £1,140.00

A slightly elongated, green sapphire from Australia. Responsibly sourced and not treated in any way, this stone has a good colour and sparkle.

Original price £1,140.00 - Original price £1,140.00
Original price
£1,140.00
£1,140.00 - £1,140.00
Current price £1,140.00

Sapphire

Original price £312.00 - Original price £312.00
Original price
£312.00
£312.00 - £312.00
Current price £312.00

Group of untreated sapphires from Queensland, Australia. 4.5-4.7 mm. Mostly green tones, one deep blue-teal.

Original price £312.00 - Original price £312.00
Original price
£312.00
£312.00 - £312.00
Current price £312.00

Sapphire

Capricorn Gems 9.5 x 7.2mm
Original price £708.00 - Original price £708.00
Original price
£708.00
£708.00 - £708.00
Current price £708.00

A cloudy, blue and yellow sapphire from Queensland, Australia. The edge of the stone has been faceted, but the stone has a flat back for easier set...

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Original price £708.00 - Original price £708.00
Original price
£708.00
£708.00 - £708.00
Current price £708.00

Zircon

Capricorn Gems 9.3 x 6.4mm
Original price £1,080.00 - Original price £1,080.00
Original price
£1,080.00
£1,080.00 - £1,080.00
Current price £1,080.00

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

Original price £1,080.00 - Original price £1,080.00
Original price
£1,080.00
£1,080.00 - £1,080.00
Current price £1,080.00

Sapphire

Capricorn Gems 4.5 x 2.5mm
Original price £96.00 - Original price £96.00
Original price
£96.00
£96.00 - £96.00
Current price £96.00

A responsibly sourced, dark blue sapphire from an artisanal mine in Queensland, Australia. The cut is slightly asymmetrical.

Original price £96.00 - Original price £96.00
Original price
£96.00
£96.00 - £96.00
Current price £96.00

Zircon

Original price £660.00 - Original price £660.00
Original price
£660.00
£660.00 - £660.00
Current price £660.00

A pale blue zircon, responsibly sourced from an artisanal mine in Australia. This stone has been heated.

Original price £660.00 - Original price £660.00
Original price
£660.00
£660.00 - £660.00
Current price £660.00

Sapphire

Original price £660.00 - Original price £660.00
Original price
£660.00
£660.00 - £660.00
Current price £660.00

A lovely, responsibly sourced sapphire. This sparkly gemstone comes from an artisanal mine in Queensland, Australia and is unheated.

Original price £660.00 - Original price £660.00
Original price
£660.00
£660.00 - £660.00
Current price £660.00

Sapphire

Capricorn Gems 6.0 x 4.0mm
Original price £456.00 - Original price £456.00
Original price
£456.00
£456.00 - £456.00
Current price £456.00

Stunning, untreated pear-shaped sapphire from Queensland, Australia. Half a carat. Teal blue with lime green flashes.

Original price £456.00 - Original price £456.00
Original price
£456.00
£456.00 - £456.00
Current price £456.00

Opal

Capricorn Gems 19.67 x 12.0mm
Original price £840.00 - Original price £840.00
Original price
£840.00
£840.00 - £840.00
Current price £840.00

Original price £840.00 - Original price £840.00
Original price
£840.00
£840.00 - £840.00
Current price £840.00

Sapphire

Capricorn Gems 7.0 x 5.5mm
Original price £948.00 - Original price £948.00
Original price
£948.00
£948.00 - £948.00
Current price £948.00

A substantial, green sapphire from Australia with a natural (unheated) colour.

Original price £948.00 - Original price £948.00
Original price
£948.00
£948.00 - £948.00
Current price £948.00
Out on appro

Sapphire

Capricorn Gems 10.3 x 8.1mm
Original price £2,040.00 - Original price £2,040.00
Original price
£2,040.00
£2,040.00 - £2,040.00
Current price £2,040.00

Original price £2,040.00 - Original price £2,040.00
Original price
£2,040.00
£2,040.00 - £2,040.00
Current price £2,040.00

Sapphire

Capricorn Gems 7.0 x 5.1mm
Original price £840.00 - Original price £840.00
Original price
£840.00
£840.00 - £840.00
Current price £840.00

Original price £840.00 - Original price £840.00
Original price
£840.00
£840.00 - £840.00
Current price £840.00
Out on appro

Sapphire

Original price £192.00 - Original price £192.00
Original price
£192.00
£192.00 - £192.00
Current price £192.00

Pair of untreated round sapphires from Queensland, Australia. Intense yellow with chartreuse undertones. 4.2mm each.

Original price £192.00 - Original price £192.00
Original price
£192.00
£192.00 - £192.00
Current price £192.00

Sapphire

Capricorn Gems 8.6 x 5.1mm
Original price £1,320.00 - Original price £1,320.00
Original price
£1,320.00
£1,320.00 - £1,320.00
Current price £1,320.00

Radiant-cut untreated sapphire from Queensland, Australia. Predominantly yellow-chartreuse with beautiful blue colour zoning.

Original price £1,320.00 - Original price £1,320.00
Original price
£1,320.00
£1,320.00 - £1,320.00
Current price £1,320.00
Out on appro

Opal

Capricorn Gems 21.8 x 9.1mm
Original price £216.00 - Original price £216.00
Original price
£216.00
£216.00 - £216.00
Current price £216.00

Original price £216.00 - Original price £216.00
Original price
£216.00
£216.00 - £216.00
Current price £216.00

Opal

Capricorn Gems 9.5 x 7.1mm
Original price £336.00 - Original price £336.00
Original price
£336.00
£336.00 - £336.00
Current price £336.00

Original price £336.00 - Original price £336.00
Original price
£336.00
£336.00 - £336.00
Current price £336.00

Opal

Capricorn Gems 11.1 x 9.4mm
Original price £384.00 - Original price £384.00
Original price
£384.00
£384.00 - £384.00
Current price £384.00

Original price £384.00 - Original price £384.00
Original price
£384.00
£384.00 - £384.00
Current price £384.00

Opal

Capricorn Gems 23.3 x 8.8mm
Original price £1,080.00 - Original price £1,080.00
Original price
£1,080.00
£1,080.00 - £1,080.00
Current price £1,080.00

Original price £1,080.00 - Original price £1,080.00
Original price
£1,080.00
£1,080.00 - £1,080.00
Current price £1,080.00

Opal

Capricorn Gems 9.8 x 5.4mm
Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00

Original price £468.00 - Original price £468.00
Original price
£468.00
£468.00 - £468.00
Current price £468.00