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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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4584 products

1.59ct Emerald lab-grown diamond, D VS11.59ct Emerald lab-grown diamond, D VS1 – 360° view
1.59ct Emerald lab-grown diamond, D VS11.59ct Emerald lab-grown diamond, D VS1 – 360° view
1.58ct Emerald lab-grown diamond, D VS11.58ct Emerald lab-grown diamond, D VS1 – 360° view
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0.88ct Emerald lab-grown diamond, F VS10.88ct Emerald lab-grown diamond, F VS1 – 360° view
0.85ct Emerald lab-grown diamond, D VS10.85ct Emerald lab-grown diamond, D VS1 – 360° view
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0.82ct Emerald lab-grown diamond, D VS10.82ct Emerald lab-grown diamond, D VS1 – 360° view
1.68ct Dog lab-grown diamond, E VVS21.68ct Dog lab-grown diamond, E VVS2 – 360° view
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2.59ct Cushion lab-grown diamond, D VS22.59ct Cushion lab-grown diamond, D VS2 – 360° view
2.09ct Cushion lab-grown diamond, Fancy Vivid Blue, VS12.09ct Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
2.08ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS12.08ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
2.06ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS22.06ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS2 – 360° view
2ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS12ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.59ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.59ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.58ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.58ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.58ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.58ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS11.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS11.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS11.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS11.57ct Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.56ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.56ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.55ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.55ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.54ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VVS21.54ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VVS2 – 360° view
1.54ct Cushion lab-grown diamond, Fancy Vivid Blue, VS11.54ct Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.54ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.54ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.54ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.54ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.53ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VVS21.53ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VVS2 – 360° view
1.51ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.51ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.5ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS11.5ct Elongated Cushion lab-grown diamond, Fancy Vivid Blue, VS1 – 360° view
1.48ct Elongated Cushion lab-grown diamond, E VS11.48ct Elongated Cushion lab-grown diamond, E VS1 – 360° view
1.03ct Elongated Cushion lab-grown diamond, Fancy Vivid Orangy Yellow, VVS11.03ct Elongated Cushion lab-grown diamond, Fancy Vivid Orangy Yellow, VVS1 – 360° view
0.75ct Elongated Cushion lab-grown diamond, D VVS20.75ct Elongated Cushion lab-grown diamond, D VVS2 – 360° view
6.74ct Cushion Rose Cut lab-grown diamond, G VVS26.74ct Cushion Rose lab-grown diamond, G VVS2 – 360° view
1.5ct Bird lab-grown diamond, E VS11.5ct Bird lab-grown diamond, E VS1 – 360° view
1.26ct Butterfly lab-grown diamond, F VS11.26ct Butterfly lab-grown diamond, F VS1 – 360° view
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All individual gemstones Jewellery Set