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Loose lab-grown diamonds and coloured gemstones on travertine: sapphires, ruby, emerald, aquamarine and paraiba-colour sapphire

Lab Diamonds & Gemstones

Every loose lab-grown stone in one place: lab diamonds and coloured lab gemstones, from sapphires and rubies to emeralds, alexandrites and aquamarines. Choose your stone, then have it set in our solitaire ring or pendant, or a bespoke design.

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4650 products

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2.76ct Princess lab-grown diamond, F VVS12.76ct Princess lab-grown diamond, F VVS1 – 360° view
1.32ct Pear lab-grown diamond, E VVS21.32ct Pear lab-grown diamond, E VVS2 – 360° view
1.4ct Pear lab-grown diamond, E VS11.4ct Pear lab-grown diamond, E VS1 – 360° view
3.17ct Oval lab-grown diamond, D VVS23.17ct Oval lab-grown diamond, D VVS2 – 360° view
1.6ct Oval lab-grown diamond, E VVS21.6ct Oval lab-grown diamond, E VVS2 – 360° view
1.6ct Oval lab-grown diamond, D VS21.6ct Oval lab-grown diamond, D VS2 – 360° view
1.59ct Marquise lab-grown diamond, E VS11.59ct Marquise lab-grown diamond, E VS1 – 360° view
0.77ct Marquise lab-grown diamond, D VVS20.77ct Marquise lab-grown diamond, D VVS2 – 360° view
1.59ct Heart lab-grown diamond, E VVS21.59ct Heart lab-grown diamond, E VVS2 – 360° view
1.6ct Emerald lab-grown diamond, D VS11.6ct Emerald lab-grown diamond, D VS1 – 360° view
1.59ct Emerald lab-grown diamond, E VS11.59ct Emerald lab-grown diamond, E VS1 – 360° view
3.5ct Elongated Cushion lab-grown diamond, G VVS23.5ct Elongated Cushion lab-grown diamond, G VVS2 – 360° view
0.99ct Square Emerald lab-grown diamond, D VS10.99ct Square Emerald lab-grown diamond, D VS1 – 360° view
0.9ct Square Emerald lab-grown diamond, E VS10.9ct Square Emerald lab-grown diamond, E VS1 – 360° view
0.92ct Square Emerald lab-grown diamond, D VS10.92ct Square Emerald lab-grown diamond, D VS1 – 360° view
4.33ct Round lab-grown diamond, E VVS24.33ct Round lab-grown diamond, E VVS2 – 360° view
4.03ct Round lab-grown diamond, D VVS24.03ct Round lab-grown diamond, D VVS2 – 360° view
3.04ct Round lab-grown diamond, E VS13.04ct Round lab-grown diamond, E VS1 – 360° view
2.08ct Round lab-grown diamond, E VS22.08ct Round lab-grown diamond, E VS2 – 360° view
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1.59ct Round lab-grown diamond, E VVS21.59ct Round lab-grown diamond, E VVS2 – 360° view
1.09ct Round lab-grown diamond, E VS11.09ct Round lab-grown diamond, E VS1 – 360° view
1.09ct Round lab-grown diamond, E VS11.09ct Round lab-grown diamond, E VS1 – 360° view
1.08ct Round lab-grown diamond, E VS21.08ct Round lab-grown diamond, E VS2 – 360° view
1.09ct Round lab-grown diamond, D VS11.09ct Round lab-grown diamond, D VS1 – 360° view
1.04ct Round lab-grown diamond, D VVS11.04ct Round lab-grown diamond, D VVS1 – 360° view
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8.78ct Princess lab-grown diamond, E VS18.78ct Princess lab-grown diamond, E VS1 – 360° view
0.5ct Radiant lab-grown diamond, Fancy Vivid Yellow, VS10.5ct Radiant lab-grown diamond, Fancy Vivid Yellow, VS1 – 360° view
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1.59ct Princess lab-grown diamond, F VVS21.59ct Princess lab-grown diamond, F VVS2 – 360° view
1.07ct Princess lab-grown diamond, D VS11.07ct Princess lab-grown diamond, D VS1 – 360° view
3.86ct Pear lab-grown diamond, D VS13.86ct Pear lab-grown diamond, D VS1 – 360° view
9.5ct Oval lab-grown diamond, E VVS29.5ct Oval lab-grown diamond, E VVS2 – 360° view
0.77ct Marquise lab-grown diamond, D VS10.77ct Marquise lab-grown diamond, D VS1 – 360° view
Fire lab-grown opal, marquise cabochonFire lab-grown opal, marquise cabochon, side view
Crystal lab-grown opal, pear cabochonCrystal lab-grown opal, pear cabochon, side view
Lab-Grown Crystal Opal – Pear Cabochon Sale price£185 – £600
Black lab-grown opal, marquise cabochonBlack lab-grown opal, marquise cabochon, side view
Fire lab-grown opal, heart cabochonFire lab-grown opal, heart cabochon, side view
Lab-Grown Fire Opal – Heart Cabochon Sale price£215 – £740
Fire lab-grown opal, pear cabochonFire lab-grown opal, pear cabochon, side view
Lab-Grown Fire Opal – Pear Cabochon Sale price£185 – £600
Black lab-grown opal, heart cabochonBlack lab-grown opal, heart cabochon, side view
Lab-Grown Black Opal – Heart Cabochon Sale price£215 – £740
Crystal lab-grown opal, heart cabochonCrystal lab-grown opal, heart cabochon, side view
Fire lab-grown opal, round cabochonFire lab-grown opal, round cabochon, side view
Lab-Grown Fire Opal – Round Cabochon Sale price£195 – £1,165
Crystal lab-grown opal, cushion cabochonCrystal lab-grown opal, cushion cabochon, side view
Fire lab-grown opal, oval cabochonFire lab-grown opal, oval cabochon, side view
Lab-Grown Fire Opal – Oval Cabochon Sale price£170 – £805
Fire lab-grown opal, cushion cabochonFire lab-grown opal, cushion cabochon, side view
Lab-Grown Fire Opal – Cushion Cabochon Sale price£170 – £680

All individual gemstones Jewellery Set