All Coloured Gemstones

The A.G coloured gemstone jewellery collection celebrates individuality and artistry across a refined range of fine jewellery, including rings, earrings, necklaces, bracelets, and bespoke pieces. Designed for those drawn to expressive colour and timeless design, each piece showcases exceptional gemstones in a variety of shapes, styles, and settings, blending contemporary elegance with enduring craftsmanship.

Our coloured gemstone jewellery features champagne diamonds, Ceylon and Australian sapphires, rubies, aquamarines, tourmalines, emeralds, and more, carefully selected for their character and brilliance. For those seeking something truly personal, our gemstone specialists and designers are available to create bespoke coloured gemstone jewellery, thoughtfully crafted with intention, precision, and refined detail.

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Showing: 13 Results

Oval Cut Emerald Bezel Ring | Petit

A.G 1.52ct Oval Cut Emerald Bezel Ring

Oval Cut Emerald Bezel Ring | Petit
$6,200.00

Oval Cut Emerald Bezel Ring | Petit

A.G 1.52ct Oval Cut Emerald Bezel Ring

Oval Cut Emerald Bezel Ring | Petit
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2.21ct Emerald Cut Ruby Bezel Ring

A.G 2.21ct Emerald Cut Ruby Bezel Ring

2.21ct Emerald Cut Ruby Bezel Ring
$9,800.00

2.21ct Emerald Cut Ruby Bezel Ring

A.G 2.21ct Emerald Cut Ruby Bezel Ring

2.21ct Emerald Cut Ruby Bezel Ring
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Duo Drop Earrings

A.G Apricot Sapphire & Keshi Pearl Duo Drop Earrings

Duo Drop Earrings
$9,900.00

Duo Drop Earrings

A.G Apricot Sapphire & Keshi Pearl Duo Drop Earrings

Duo Drop Earrings
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2.40ct Oval Cut Ruby Bezel Ring

A.G 2.40ct oval cut Burmese ruby bezel set ring

2.40ct Oval Cut Ruby Bezel Ring
$9,700.00

2.40ct Oval Cut Ruby Bezel Ring

A.G 2.40ct oval cut Burmese ruby bezel set ring

2.40ct Oval Cut Ruby Bezel Ring
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Peach Tourmaline Pendant

A.G peach tourmaline pendant necklace.

Peach Tourmaline Pendant
$7,500.00

Peach Tourmaline Pendant

A.G peach tourmaline pendant necklace.

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Radiant Cut Pink Sapphire Signet Ring

A contemporary interpretation of the classic signet, this A.G Designer Jeweller ring is...

Radiant Cut Pink Sapphire Signet Ring
$6,500.00

Radiant Cut Pink Sapphire Signet Ring

A contemporary interpretation of the classic signet, this A.G Designer Jeweller ring is...

Radiant Cut Pink Sapphire Signet Ring
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Oval Cut Sapphire Bezel Ring | Petit

A.G 1.66ct Oval Cut Sapphire Bezel Ring

Oval Cut Sapphire Bezel Ring | Petit
$5,200.00

Oval Cut Sapphire Bezel Ring | Petit

A.G 1.66ct Oval Cut Sapphire Bezel Ring

Oval Cut Sapphire Bezel Ring | Petit
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Emerald Art Deco Band

A contemporary nod to Art Deco geometry, this 18ct yellow gold ring showcases ten bague...

Emerald Art Deco Band
$7,000.00

Emerald Art Deco Band

A contemporary nod to Art Deco geometry, this 18ct yellow gold ring showcases ten bague...

Emerald Art Deco Band
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Pale Yellow Sapphire Trilogy

A.G emerald cut pale yellow sapphire and diamond trilogy ring.

Pale Yellow Sapphire Trilogy
$6,000.00

Pale Yellow Sapphire Trilogy

A.G emerald cut pale yellow sapphire and diamond trilogy ring.

Pale Yellow Sapphire Trilogy
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Ruby Art Deco Band

A contemporary nod to Art Deco geometry, this 18ct rose gold ring showcases six baguett...

Ruby Art Deco Band
$5,700.00

Ruby Art Deco Band

A contemporary nod to Art Deco geometry, this 18ct rose gold ring showcases six baguett...

Ruby Art Deco Band
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Sapphire Art Deco Band

A contemporary nod to Art Deco geometry, this 18ct white gold ring showcases six baguet...

Sapphire Art Deco Band
$5,500.00

Sapphire Art Deco Band

A contemporary nod to Art Deco geometry, this 18ct white gold ring showcases six baguet...

Sapphire Art Deco Band
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Pink Tourmaline Trilogy Ring

A.G pink tourmaline trilogy ring

Pink Tourmaline Trilogy Ring
$5,500.00

Pink Tourmaline Trilogy Ring

A.G pink tourmaline trilogy ring

Pink Tourmaline Trilogy Ring
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Trio Drop Earrings | Tourmaline and Keshi Pearl

A.G green and pink tourmaline with Keshi pearl trip earrings

Trio Drop Earrings | Tourmaline and Keshi Pearl
$9,000.00

Trio Drop Earrings | Tourmaline and Keshi Pearl

A.G green and pink tourmaline with Keshi pearl trip earrings

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