Lab-Grown Diamond Jewellery

Looking for expertly cut lab-grown diamond stones? Here at Say It With, we offer polished rings, necklaces, and earrings for an unmatched sparkle.

Created with yellow gold, white gold, sterling silver, and stainless steel to complement your complexion and align with your individual preferences. Renowned for their durability, these dazzling metals will remain timeless for years to come.
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Lab Grown Round Diamond Pendant Necklace - 9ct White Gold
From £350.00
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Lab Grown Round Diamond Pendant Necklace - 9ct Yellow Gold
From £350.00
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Lab Grown Diamond Pear Drop Earrings - 18ct White Gold
£6,995.00
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Lab Grown Pear Diamond Necklace - 18ct White Gold
£29,000.00
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Round Cut 2.50ct Lab Grown Diamond Ring - Platinum
£2,600.00
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Round Cut 1.50ct Lab Grown Diamond Ring - Platinum
£1,850.00
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Oval Cut 3.00ct Lab Grown Diamond Ring - Platinum
£2,800.00
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Round Cut 3.10ct Lab Grown Diamond Ring - Platinum
£2,800.00
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Emerald Single Halo 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£995.00
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Pear Single Halo 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£995.00
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Oval Single Halo 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£995.00
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Princess Cut 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£920.00
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Emerald Cut 1.20ct Lab Grown Diamond Ring - 9ct White Gold
£975.00
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Oval Cut 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£920.00
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Pear Cut 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£920.00
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Trilogy Pear 2.01ct Lab Grown Diamond Ring - Platinum
£2,200.00
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Trilogy Princess 2.01ct Lab Grown Diamond Ring - Platinum
£2,200.00
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Trilogy Marquise 2.04ct Lab Grown Diamond Ring - Platinum
£2,200.00
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Trilogy Round 2.01ct Lab Grown Diamond Ring - Platinum
£2,200.00
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Emerald Trilogy 1.51ct Lab Grown Diamond Ring - 9ct White Gold
£1,350.00
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Emerald Trilogy 1.54ct Lab Grown Diamond Ring - 9ct Yellow Gold
£1,350.00
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Trilogy Round 0.71ct Lab Grown Diamond Ring - 9ct Yellow Gold
£630.00
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Trilogy Round 0.70ct Lab Grown Diamond Ring - 9ct White Gold
£630.00
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Round Trilogy 0.75ct Lab Grown Diamond Crossover Ring - 9ct White Gold
£730.00
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Round Trilogy 0.75ct Lab Grown Diamond Crossover Ring - 9ct Yellow Gold
£730.00
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Three Stone Half Band 1.50ct Lab Grown Diamond Ring - 9ct Yellow Gold
£900.00
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Three Stone Half Band 1.50ct Lab Grown Diamond Ring - 9ct White Gold
£900.00
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Round Trilogy 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£835.00
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Round & Pear 1.50ct Lab Grown Diamond Ring - 9ct White Gold
£1,350.00
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Twist Double Pear Lab Grown Diamond Ring - 9ct White Gold
£835.00
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Twist Double Pear Lab Grown Diamond Ring - 9ct Yellow Gold
£835.00
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Asscher Cut 5.00ct Lab Grown Diamond Ring - Platinum
£5,000.00
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Oval Cut 5.00ct Lab Grown Diamond Ring - Platinum
£5,000.00
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Cushion Cut 5.00ct Lab Grown Diamond Ring - Platinum
£5,000.00
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Pear Cut 5.00ct Lab Grown Diamond Ring - Platinum
£5,000.00
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Marquise Cut 5.00ct Lab Grown Diamond Ring - Platinum
£5,000.00
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Princess Cut 5.00ct Lab Grown Diamond Ring - Platinum
£5,000.00
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Round 3.00ct Lab Grown Diamond Ring - Platinum
£2,500.00
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Round 2.05ct Lab Grown Diamond Ring - 9ct White Gold
£2,300.00
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Oval 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£835.00
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Emerald 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£835.00
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Pear 1.00ct Lab Grown Diamond Ring - 9ct White Gold
£835.00
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Princess 0.50ct Lab Grown Diamond Ring - 9ct White Gold
£520.00
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Emerald 1.00ct Lab Grown Diamond Ring - 9ct Yellow Gold
£835.00
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Princess Lab Grown Diamond Ring - 9ct Yellow Gold
From £520.00
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Oval Lab Grown Diamond Ring - 9ct Yellow Gold
From £520.00
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Pear Lab Grown Diamond Ring - 9ct Yellow Gold
From £520.00
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Round Lab Grown Diamond Ring - 9ct Yellow Gold
From £520.00
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Why choose lab-grown diamond jewellery?
Lab-grown diamonds are available in a range of different shapes and carats. They are often chosen as a more ethical, traceable, and sustainable choice, compared to a traditional mined diamond's natural process – while remaining optically identical.
Our radiant cuts include:
Oval
Pear
Halo
Round
Cushion
Emerald
Marquise
Princess

They’re often more affordable, too! So, you can still enjoy the same outstanding quality and luxurious brilliance, without the high cost.
What's more, you can enjoy free UK delivery on any orders over £75. Ready to discover your perfect lab diamond jewellery? Shop the collection today.