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Check out these collections.

Allum & Sidaway Ear Styling Collection
Allum & Sidaway Engagement Collection
Initial Necklaces
Lab Grown Diamonds at Allum & Sidaway

Allum & Sidaway Laboratory Grown Collection

At Allum & Sidaway, we offer a beautiful selection of laboratory grown diamonds, combining exceptional brilliance with ethical innovation. Created using advanced technology, our laboratory grown diamonds are chemically and visually identical to mined diamonds, offering a responsible choice without compromising on quality or design. Browse our collection and find your new favourite piece.

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A&S Laboratory Grown Collection Platinum Laboratory Grown Radiant Diamond Three Stone Ring

A&S Laboratory Grown Collection Platinum 1.56ct Laboratory Grown Radiant Diamond Three Stone Ring

Fine Jewellery

£3,595.00

A&S Laboratory Grown Collection Platinum Laboratory Grown Radiant Diamond Three Stone Ring with Radiant Side Stones

A&S Laboratory Grown Collection Platinum 1.56ct Laboratory Grown Radiant Diamond Three Stone Ring

Fine Jewellery

£3,595.00

A&S Laboratory Grown Collection 18ct Yellow Gold Laboratory Grown Radiant Diamond Three Stone Ring

A&S Laboratory Grown Collection 18ct Yellow Gold 1.56ct Laboratory Grown Radiant Diamond Three Stone Ring

Fine Jewellery

£2,995.00

A&S Laboratory Grown Collection Platinum Laboratory Grown Radiant Diamond Three Stone Ring

A&S Laboratory Grown Collection Platinum 1.63ct Laboratory Grown Radiant Diamond Three Stone Ring

Fine Jewellery

£2,995.00

A&S Laboratory Grown Collection Platinum Laboratory Grown Emerald Cut Three Stone Ring

A&S Laboratory Grown Collection Platinum 2.04ct Laboratory Grown Emerald Cut Three Stone Ring

Fine Jewellery

£3,595.00

A&S Laboratory Grown Collection 18ct Yellow Gold Laboratory Grown Emerald Cut Diamond Three Stone Ring

A&S Laboratory Grown Collection 18ct Yellow Gold 2.05ct Laboratory Grown Emerald Cut Diamond Three Stone Ring

Fine Jewellery

£3,595.00

A&S Laboratory Grown Collection Platinum Laboratory Grown Emerald Cut Diamond Three Stone Ring

A&S Laboratory Grown Collection Platinum 1.65ct Laboratory Grown Emerald Cut Diamond Three Stone Ring

Fine Jewellery

£2,995.00

A&S Laboratory Grown Collection 18ct Yellow Gold Laboratory Grown Radiant Cut Diamond Three Stone Ring

A&S Laboratory Grown Collection 18ct Yellow Gold 1.54ct Laboratory Grown Radiant Cut Diamond Three Stone Ring

Fine Jewellery

£3,595.00

A&S Laboratory Grown Collection Platinum Laboratory Grown Emerald Cut Diamond Three Stone Ring

A&S Laboratory Grown Collection Platinum 2.07ct Laboratory Grown Emerald Cut Diamond Three Stone Ring

Fine Jewellery

£3,495.00

A&S Laboratory Grown Collection 18ct Yellow Gold Laboratory Grown Emerald Cut Diamond Three Stone Ring

A&S Laboratory Grown Collection 18ct Yellow Gold 1.65ct Laboratory Grown Emerald Cut Diamond Three Stone Ring

Fine Jewellery

£2,995.00

9ct Yellow & White Gold 0.94ct Laboratory-Grown Diamond Drop Earrings

9ct Yellow & White Gold 0.94ct Laboratory-Grown Diamond Drop Earrings

Fine Jewellery

£1,395.00

9ct Yellow Gold 1.00ct Laboratory- Grown Diamond Hoop Earrings

9ct Yellow Gold 1.00ct Laboratory- Grown Diamond Hoop Earrings

Fine Jewellery

£995.00

9ct White Gold 1.28ct Laboratory- Grown Diamond Cluster Hoops

9ct White Gold 1.28ct Laboratory- Grown Diamond Cluster Hoops

Fine Jewellery

£1,350.00

9ct Yellow Gold 0.73ct Laboratory- Grown Diamond Clover Ring

9ct Yellow Gold 0.73ct Laboratory- Grown Diamond Clover Ring

Fine Jewellery

£950.00

9ct Yellow Gold 1.07ct Laboratory- Grown Diamond Clover Earrings

9ct Yellow Gold 1.07ct Laboratory- Grown Diamond Clover Earrings

Fine Jewellery

£995.00

9ct Yellow Gold 0.83ct Laboratory- Grown Diamond Ring

9ct Yellow Gold 0.83ct Laboratory- Grown Diamond Ring

Fine Jewellery

£945.00

9ct Yellow Gold 0.48ct Multi Cut laboratory- Grown Diamond Ring

9ct Yellow Gold 0.48ct Multi Cut laboratory- Grown Diamond Ring

Fine Jewellery

£750.00

Harper | 18ct White Gold 0.12ct Laboratory Grown Diamond and Created Sapphire Vintage Ring

Fine Jewellery

£1,600.00

9ct Yellow Gold 1.28ct Laboratory- Grown Diamond Cluster Hoops

9ct Yellow Gold 1.28ct Laboratory- Grown Diamond Cluster Hoops

Fine Jewellery

£1,350.00

9ct White Gold 5ct Laboratory- Grown Diamond Tennis Bracelet

9ct White Gold 5ct Laboratory- Grown Diamond Tennis Bracelet

Fine Jewellery

£3,750.00

9ct Yellow Gold 5ct Laboratory- Grown Diamond Tennis Bracelet

9ct Yellow Gold 5ct Laboratory- Grown Diamond Tennis Bracelet

Fine Jewellery

£3,750.00

9ct White Gold 3ct Laboratory- Grown Diamond Tennis Bracelet

9ct White Gold 3ct Laboratory- Grown Diamond Tennis Bracelet

Fine Jewellery

£2,250.00

A&S Laboratory Grown Collection Platinum Oval 1.01ct Laboratory Grown Diamond Ring With Stone Set Shoulders

A&S Laboratory Grown Collection Platinum Oval 1.01ct Laboratory Grown Diamond Ring With Stone Set Shoulders

Fine Jewellery

£1,895.00

9ct White Gold 13.32ct Laboratory- Grown Diamond Emerald Cut Line Bracelet

9ct White Gold 13.32ct Laboratory- Grown Diamond Emerald Cut Line Bracelet

Fine Jewellery

£7,995.00

9ct White Gold 1.04ct Laboratory- Grown Pear Cut Diamond Drop Earrings

9ct White Gold 1.04ct Laboratory- Grown Pear Cut Diamond Drop Earrings

Fine Jewellery

£1,150.00

A&S Laboratory Grown Collection 18ct Yellow Gold Laboratory Grown Diamond Ring With Stone Set Shoulders

A&S Laboratory Grown Collection 18ct Yellow Gold 1.02ct Laboratory Grown Diamond Ring With Stone Set Shoulders

Fine Jewellery

£1,995.00

9ct Yellow Gold 0.77ct Laboratory- Grown Diamond Clover Pendant

9ct Yellow Gold 0.77ct Laboratory- Grown Diamond Clover Pendant

Fine Jewellery

£985.00

9ct White & Yellow Gold 0.45ct Laboratory- Grown Diamond Pear Cut Pendant

9ct White & Yellow Gold 0.45ct Laboratory- Grown Diamond Pear Cut Pendant

Fine Jewellery

£615.00

9ct White Gold 1.88ct Laboratory- Grown Diamond Marquise Hoops

9ct White Gold 1.88ct Laboratory- Grown Diamond Marquise Hoops

Fine Jewellery

£1,495.00

18ct White Gold 0.24ct Laboratory Grown Pink Diamond Necklace

A&S Laboratory Grown Collection 18ct White Gold 0.24ct Laboratory Grown Pink Diamond Necklace

Fine Jewellery

£675.00

Platinum 0.50ct Laboratory Grown Diamond Half Eternity Ring

Platinum 0.50ct Laboratory Grown Diamond Half Eternity Ring

Fine Jewellery

£965.00

9ct Yellow Gold 0.75ct Laboratory Grown Diamond Solitaire Ring

A&S Laboratory Grown Collection 9ct Yellow Gold 0.75ct Laboratory Grown Diamond Solitaire Ring

Fine Jewellery

£895.00

A&S Laboratory Grown Collection Platinum 0.29ct Pink Laboratory Grown Diamond 3 Stone Ring

A&S Laboratory Grown Collection Platinum 0.29ct Pink Laboratory Grown Diamond 3 Stone Ring

Fine Jewellery

£1,325.00

18ct Yellow Gold 1.50ct Laboratory Grown Diamond Radiant Solitaire Ring

A&S Laboratory Grown Collection 18ct Yellow Gold 1.52ct Laboratory Grown Diamond Radiant Solitaire Ring

Fine Jewellery

£1,995.00

Platinum 1.52ct Oval Laboratory Grown Diamond Solitaire Ring

A&S Laboratory Grown Collection Platinum 1.52ct Oval Laboratory Grown Diamond Solitaire Ring

Fine Jewellery

£1,995.00

18ct Yellow Gold 1.00ct Laboratory Grown Diamond Solitaire Ring

A&S Laboratory Grown Collection 18ct Yellow Gold 1.00ct Laboratory Grown Diamond Solitaire Ring

Fine Jewellery

£1,595.00

18ct Yellow Gold 1.00ct Laboratory Grown Diamond Solitaire Ring

A&S Laboratory Grown Collection 18ct Yellow Gold 1.01ct Laboratory Grown Diamond Solitaire Ring

Fine Jewellery

£1,595.00

9ct Yellow Gold 0.53ct Oval Lab Grown Diamond Solitaire Ring

A&S Laboratory Grown Collection 9ct Yellow Gold 0.55ct Oval Laboratory Grown Diamond Solitaire Ring

Fine Jewellery

£645.00

9ct Yellow Gold 0.53ct Oval Lab Grown Diamond Solitaire Ring

A&S Laboratory Grown Collection 9ct Yellow Gold 0.51ct Oval Laboratory Grown Diamond Solitaire Ring

Fine Jewellery

£645.00

A&S Laboratory Grown Collection 9ct Yellow Gold 1.00ct Laboratory Grown Diamond Solitaire Necklace

A&S Laboratory Grown Collection 9ct Yellow Gold 1.00ct Laboratory Grown Diamond Solitaire Necklace

Fine Jewellery

£995.00

Our laboratory grown diamonds are created using advanced technology that carefully replicates the natural conditions in which diamonds form. Through processes such as high pressure, high temperature or chemical vapour deposition, carbon atoms crystallise over time to produce diamonds that are identical to mined stones in their physical, chemical and optical properties.

This controlled approach allows us to ensure exceptional quality, consistency and traceability, giving you complete confidence in our laboratory grown diamonds.