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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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4601 products

Royal blue lab-grown sapphire, pear cutRoyal blue lab-grown sapphire, pear cut, side view
Royal Blue Lab-Grown Sapphire – Pear Cut Sale price£185 – £700
Yellow lab-grown sapphire, pear cutYellow lab-grown sapphire, pear cut, side view
Yellow Lab-Grown Sapphire – Pear Cut Sale price£185 – £700
Violet lab-grown sapphire, baguette cutViolet lab-grown sapphire, baguette cut, side view
Violet Lab-Grown Sapphire – Baguette Cut Sale price£160 – £405
Royal blue lab-grown sapphire, marquise cutRoyal blue lab-grown sapphire, marquise cut, side view
Royal Blue Lab-Grown Sapphire – Marquise Cut Sale price£185 – £510
Royal blue lab-grown sapphire, radiant cutRoyal blue lab-grown sapphire, radiant cut, side view
Royal Blue Lab-Grown Sapphire – Radiant Cut Sale price£185 – £710
Vivid hot pink lab-grown sapphire, princess cutVivid hot pink lab-grown sapphire, princess cut, side view
Vivid Pink Lab-Grown Sapphire – Princess Cut Sale price£195 – £735
Sage green lab-grown sapphire, radiant cutSage green lab-grown sapphire, radiant cut, side view
Sage Green Lab-Grown Sapphire – Radiant Cut Sale price£185 – £710
Violet lab-grown sapphire, cushion cutViolet lab-grown sapphire, cushion cut, side view
Violet Lab-Grown Sapphire – Cushion Cut Sale price£170 – £780
Royal blue lab-grown sapphire, princess cutRoyal blue lab-grown sapphire, princess cut, side view
Royal Blue Lab-Grown Sapphire – Princess Cut Sale price£195 – £735
Yellow lab-grown sapphire, round cutYellow lab-grown sapphire, round cut, side view
Yellow Lab-Grown Sapphire – Round Cut Sale price£195 – £1,265
Sage green lab-grown sapphire, round cutSage green lab-grown sapphire, round cut, side view
Sage Green Lab-Grown Sapphire – Round Cut Sale price£195 – £1,265
Royal blue lab-grown sapphire, baguette cutRoyal blue lab-grown sapphire, baguette cut, side view
Royal Blue Lab-Grown Sapphire – Baguette Cut Sale price£160 – £405
Violet lab-grown sapphire, emerald cutViolet lab-grown sapphire, emerald cut, side view
Violet Lab-Grown Sapphire – Emerald Cut Sale price£185 – £1,045
Royal blue lab-grown sapphire, Asscher cutRoyal blue lab-grown sapphire, Asscher cut, side view
Royal Blue Lab-Grown Sapphire – Asscher Cut Sale price£195 – £905
Violet lab-grown sapphire, asscher cutViolet lab-grown sapphire, Asscher cut, side view
Violet Lab-Grown Sapphire – Asscher Cut Sale price£195 – £905
Vivid hot pink lab-grown sapphire, pear cutVivid hot pink lab-grown sapphire, pear cut, side view
Vivid Pink Lab-Grown Sapphire – Pear Cut Sale price£185 – £700
Yellow lab-grown sapphire, emerald cutYellow lab-grown sapphire, emerald cut, side view
Yellow Lab-Grown Sapphire – Emerald Cut Sale price£185 – £1,045
Royal blue lab-grown sapphire, trillion cutRoyal blue lab-grown sapphire, trillion cut, side view
Royal Blue Lab-Grown Sapphire – Trillion Cut Sale price£205 – £755
Orange lab-grown sapphire, trillion cutOrange lab-grown sapphire, trillion cut, side view
Orange Lab-Grown Sapphire – Trillion Cut Sale price£205 – £755
Paraiba-colour lab-grown sapphire, baguette cutParaiba-colour lab-grown sapphire, baguette cut, side view
Paraiba-Colour Lab-Grown Sapphire – Baguette Cut Sale price£160 – £405
Violet lab-grown sapphire, round cutViolet lab-grown sapphire, round cut, side view
Violet Lab-Grown Sapphire – Round Cut Sale price£195 – £1,265
Sage green lab-grown sapphire, oval cutSage green lab-grown sapphire, oval cut, side view
Sage Green Lab-Grown Sapphire – Oval Cut Sale price£170 – £905
Sage green lab-grown sapphire, cushion cutSage green lab-grown sapphire, cushion cut, side view
Sage Green Lab-Grown Sapphire – Cushion Cut Sale price£170 – £780
Orange lab-grown sapphire, heart cutOrange lab-grown sapphire, heart cut, side view
Orange Lab-Grown Sapphire – Heart Cut Sale price£215 – £840
Royal blue lab-grown sapphire, round cutRoyal blue lab-grown sapphire, round cut, side view
Royal Blue Lab-Grown Sapphire – Round Cut Sale price£195 – £1,265
Paraiba-colour lab-grown sapphire, trillion cutParaiba-colour lab-grown sapphire, trillion cut, side view
Paraiba-Colour Lab-Grown Sapphire – Trillion Cut Sale price£205 – £755
Pinkish-purple lab-grown sapphire, baguette cutPinkish-purple lab-grown sapphire, baguette cut, side view
Pinkish Purple Lab-Grown Sapphire – Baguette Cut Sale price£160 – £405
Pinkish-purple lab-grown sapphire, trillion cutPinkish-purple lab-grown sapphire, trillion cut, side view
Pinkish Purple Lab-Grown Sapphire – Trillion Cut Sale price£205 – £755
Orange lab-grown sapphire, baguette cutOrange lab-grown sapphire, baguette cut, side view
Orange Lab-Grown Sapphire – Baguette Cut Sale price£160 – £405
Orange lab-grown sapphire, marquise cutOrange lab-grown sapphire, marquise cut, side view
Orange Lab-Grown Sapphire – Marquise Cut Sale price£185 – £510
Vivid hot pink lab-grown sapphire, round cutVivid hot pink lab-grown sapphire, round cut, side view
Vivid Pink Lab-Grown Sapphire – Round Cut Sale price£195 – £1,265
Violet lab-grown sapphire, pear cutViolet lab-grown sapphire, pear cut, side view
Violet Lab-Grown Sapphire – Pear Cut Sale price£185 – £700
Orange lab-grown sapphire, Asscher cutOrange lab-grown sapphire, Asscher cut, side view
Orange Lab-Grown Sapphire – Asscher Cut Sale price£195 – £905
Vivid hot pink lab-grown sapphire, oval cutVivid hot pink lab-grown sapphire, oval cut, side view
Vivid Pink Lab-Grown Sapphire – Oval Cut Sale price£170 – £905
Violet lab-grown sapphire, oval cutViolet lab-grown sapphire, oval cut, side view
Violet Lab-Grown Sapphire – Oval Cut Sale price£170 – £905
Pinkish-purple lab-grown sapphire, marquise cutPinkish-purple lab-grown sapphire, marquise cut, side view
Pinkish Purple Lab-Grown Sapphire – Marquise Cut Sale price£185 – £510
Royal blue lab-grown sapphire, cushion cutRoyal blue lab-grown sapphire, cushion cut, side view
Royal Blue Lab-Grown Sapphire – Cushion Cut Sale price£170 – £780
Pinkish-purple lab-grown sapphire, heart cutPinkish-purple lab-grown sapphire, heart cut, side view
Pinkish Purple Lab-Grown Sapphire – Heart Cut Sale price£215 – £840
Royal blue lab-grown sapphire, oval cutRoyal blue lab-grown sapphire, oval cut, side view
Royal Blue Lab-Grown Sapphire – Oval Cut Sale price£170 – £905
Pink lab-grown sapphire, oval cutPink lab-grown sapphire, oval cut, side view
Pink Lab-Grown Sapphire – Oval Cut Sale price£170 – £905
Triangle DiamondTriangle Diamond, view 2
Triangle Diamond Sale price£449

All individual gemstones Jewellery Set