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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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4600 products

Lab-grown alexandrite, emerald cut, in daylightLab-grown alexandrite, emerald cut, under warm indoor light
Lab-Grown Alexandrite – Emerald Cut Sale price£185 – £1,045
Zambian-colour lab-grown emerald, pear cutZambian-colour lab-grown emerald, pear cut, side view
Zambian-Colour Lab-Grown Emerald – Pear Cut Sale price£185 – £700
Teal lab-grown sapphire, pear cutTeal lab-grown sapphire, pear cut, side view
Teal Lab-Grown Sapphire – Pear Cut Sale price£185 – £700
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2.31 Carat Round Lab Diamond, D VS1, Ideal Cut, IGI Sale price£790
0.9ct Emerald lab-grown diamond, E VS20.9ct Emerald lab-grown diamond, E VS2 – 360° view
0.9 Carat Emerald Lab Diamond, E VS2, IGI Sale price£360
3.06ct Round lab-grown diamond, E VVS23.06ct Round lab-grown diamond, E VVS2 – 360° view
3.06 Carat Round Lab Diamond, E VVS2, Ideal Cut, IGI Sale price£970
4.08ct Radiant lab-grown diamond, E VS14.08ct Radiant lab-grown diamond, E VS1 – 360° view
4.08 Carat Radiant Lab Diamond, E VS1, IGI Sale price£1,300
1.59ct Round lab-grown diamond, E VVS21.59ct Round lab-grown diamond, E VVS2 – 360° view
1.59 Carat Round Lab Diamond, E VVS2, Excellent Cut, IGI Sale price£540
1.58ct Round lab-grown diamond, E VVS21.58ct Round lab-grown diamond, E VVS2 – 360° view
1.58 Carat Round Lab Diamond, E VVS2, Excellent Cut, IGI Sale price£540
1.58ct Round lab-grown diamond, E VVS21.58ct Round lab-grown diamond, E VVS2 – 360° view
1.58 Carat Round Lab Diamond, E VVS2, Excellent Cut, IGI Sale price£540
3.09ct Square Emerald lab-grown diamond, E VVS23.09ct Square Emerald lab-grown diamond, E VVS2 – 360° view
3.09 Carat Square Emerald Lab Diamond, E VVS2, IGI Sale price£1,060
1.53ct Radiant lab-grown diamond, Fancy Vivid Green, VS11.53ct Radiant lab-grown diamond, Fancy Vivid Green, VS1 – 360° view
1.53 Carat Radiant Lab Diamond, Fancy Vivid Green, VS1, IGI Sale price£1,970
5.03ct Radiant lab-grown diamond, D VS15.03ct Radiant lab-grown diamond, D VS1 – 360° view
5.03 Carat Radiant Lab Diamond, D VS1, IGI Sale price£1,700
3.09ct Square Emerald lab-grown diamond, F VS13.09ct Square Emerald lab-grown diamond, F VS1 – 360° view
3.09 Carat Square Emerald Lab Diamond, F VS1, GIA Sale price£1,170
3.09ct Square Emerald lab-grown diamond, F VVS23.09ct Square Emerald lab-grown diamond, F VVS2 – 360° view
3.09 Carat Square Emerald Lab Diamond, F VVS2, IGI Sale price£1,060
3.05ct Square Emerald lab-grown diamond, E VS13.05ct Square Emerald lab-grown diamond, E VS1 – 360° view
3.05 Carat Square Emerald Lab Diamond, E VS1, IGI Sale price£1,000
3.01ct Square Emerald lab-grown diamond, F VS13.01ct Square Emerald lab-grown diamond, F VS1 – 360° view
3.01 Carat Square Emerald Lab Diamond, F VS1, IGI Sale price£990
3.02ct Square Emerald lab-grown diamond, D VVS23.02ct Square Emerald lab-grown diamond, D VVS2 – 360° view
3.02 Carat Square Emerald Lab Diamond, D VVS2, IGI Sale price£1,120
3.04ct Square Emerald lab-grown diamond, D VS13.04ct Square Emerald lab-grown diamond, D VS1 – 360° view
3.04 Carat Square Emerald Lab Diamond, D VS1, IGI Sale price£1,080
3.01ct Square Emerald lab-grown diamond, F VVS23.01ct Square Emerald lab-grown diamond, F VVS2 – 360° view
3.01 Carat Square Emerald Lab Diamond, F VVS2, IGI Sale price£1,030
4ct Marquise lab-grown diamond, E VS14ct Marquise lab-grown diamond, E VS1 – 360° view
4 Carat Marquise Lab Diamond, E VS1, IGI Sale price£1,280
3.05ct Oval lab-grown diamond, F VS23.05ct Oval lab-grown diamond, F VS2 – 360° view
3.05 Carat Oval Lab Diamond, F VS2, IGI Sale price£980
1.09ct Round lab-grown diamond, E VS11.09ct Round lab-grown diamond, E VS1 – 360° view
1.09 Carat Round Lab Diamond, E VS1, Excellent Cut, IGI Sale price£380
1.08ct Round lab-grown diamond, G VVS21.08ct Round lab-grown diamond, G VVS2 – 360° view
1.08 Carat Round Lab Diamond, G VVS2, Ideal Cut, IGI Sale price£380
1.59ct Marquise lab-grown diamond, E VVS21.59ct Marquise lab-grown diamond, E VVS2 – 360° view
1.59 Carat Marquise Lab Diamond, E VVS2, IGI Sale price£580
8.1ct Heart lab-grown diamond, E VVS18.1ct Heart lab-grown diamond, E VVS1 – 360° view
8.1 Carat Heart Lab Diamond, E VVS1, IGI Sale price£3,650
1.34ct Heart lab-grown diamond, E VS11.34ct Heart lab-grown diamond, E VS1 – 360° view
1.34 Carat Heart Lab Diamond, E VS1, IGI Sale price£480
5.04ct Emerald lab-grown diamond, F VVS25.04ct Emerald lab-grown diamond, F VVS2 – 360° view
5.04 Carat Emerald Lab Diamond, F VVS2, IGI Sale price£1,640
2.37ct Square Emerald lab-grown diamond, E VS22.37ct Square Emerald lab-grown diamond, E VS2 – 360° view
2.37 Carat Square Emerald Lab Diamond, E VS2, IGI Sale price£780
2.21ct Square Emerald lab-grown diamond, E VVS22.21ct Square Emerald lab-grown diamond, E VVS2 – 360° view
2.21 Carat Square Emerald Lab Diamond, E VVS2, IGI Sale price£780
3.09ct Round lab-grown diamond, F VS13.09ct Round lab-grown diamond, F VS1 – 360° view
3.09 Carat Round Lab Diamond, F VS1, Excellent Cut, GIA Sale price£940
3.01ct Round lab-grown diamond, E VVS23.01ct Round lab-grown diamond, E VVS2 – 360° view
3.01 Carat Round Lab Diamond, E VVS2, Ideal Cut, IGI Sale price£960
1.59ct Round lab-grown diamond, E VVS21.59ct Round lab-grown diamond, E VVS2 – 360° view
1.59 Carat Round Lab Diamond, E VVS2, Ideal Cut, IGI Sale price£540
1.59ct Round lab-grown diamond, E VVS21.59ct Round lab-grown diamond, E VVS2 – 360° view
1.59 Carat Round Lab Diamond, E VVS2, Ideal Cut, IGI Sale price£540
1.51ct Round lab-grown diamond, F VS11.51ct Round lab-grown diamond, F VS1 – 360° view
1.51 Carat Round Lab Diamond, F VS1, Ideal Cut, IGI Sale price£500
1.08ct Round lab-grown diamond, E VVS21.08ct Round lab-grown diamond, E VVS2 – 360° view
1.08 Carat Round Lab Diamond, E VVS2, Excellent Cut, IGI Sale price£390
1.08ct Round lab-grown diamond, E VVS21.08ct Round lab-grown diamond, E VVS2 – 360° view
1.08 Carat Round Lab Diamond, E VVS2, Ideal Cut, IGI Sale price£390
0.71ct Round lab-grown diamond, D VS10.71ct Round lab-grown diamond, D VS1 – 360° view
0.71 Carat Round Lab Diamond, D VS1, Excellent Cut, IGI Sale price£350
4.09ct Radiant lab-grown diamond, D VS14.09ct Radiant lab-grown diamond, D VS1 – 360° view
4.09 Carat Radiant Lab Diamond, D VS1, IGI Sale price£1,410
1.48ct Radiant lab-grown diamond, D VVS21.48ct Radiant lab-grown diamond, D VVS2 – 360° view
1.48 Carat Radiant Lab Diamond, D VVS2, IGI Sale price£590
1.5ct Radiant lab-grown diamond, E VVS21.5ct Radiant lab-grown diamond, E VVS2 – 360° view
1.5 Carat Radiant Lab Diamond, E VVS2, IGI Sale price£550
0.85ct Radiant lab-grown diamond, D VVS20.85ct Radiant lab-grown diamond, D VVS2 – 360° view
0.85 Carat Radiant Lab Diamond, D VVS2, IGI Sale price£380
3.04ct Princess lab-grown diamond, F VVS23.04ct Princess lab-grown diamond, F VVS2 – 360° view
3.04 Carat Princess Lab Diamond, F VVS2, IGI Sale price£1,040
1.81ct Princess lab-grown diamond, E VS11.81ct Princess lab-grown diamond, E VS1 – 360° view
1.81 Carat Princess Lab Diamond, E VS1, IGI Sale price£630
1.34ct Princess lab-grown diamond, E VS11.34ct Princess lab-grown diamond, E VS1 – 360° view
1.34 Carat Princess Lab Diamond, E VS1, IGI Sale price£480
5.42ct Pear lab-grown diamond, F VS15.42ct Pear lab-grown diamond, F VS1 – 360° view
5.42 Carat Pear Lab Diamond, F VS1, IGI Sale price£1,690
3.07ct Pear lab-grown diamond, E VVS23.07ct Pear lab-grown diamond, E VVS2 – 360° view
3.07 Carat Pear Lab Diamond, E VVS2, IGI Sale price£1,050
0.96ct Pear lab-grown diamond, E VS10.96ct Pear lab-grown diamond, E VS1 – 360° view
0.96 Carat Pear Lab Diamond, E VS1, IGI Sale price£370

All individual gemstones Jewellery Set