Visit one of our stores today!

Free shipping on all orders over £100, special delivery!

0% APR Interest free credit available

Your cart
Your cart is empty

Check out these collections.

A&S Ear Styling Collection
A&S Engagement Collection
Initial Necklaces

A&S 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.

A&S Laboratory Grown Collection

68 Results

Clear filters
Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 0.50ct Laboratory Grown Diamond Solitaire Ring 6020201

A&S Laboratory Grown Collection Platinum 0.50ct Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£1,195.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 9ct Yellow Gold 0.50ct Laboratory Grown Diamond Solitaire Ring 6020421

A&S Laboratory Grown Collection 9ct Yellow Gold 0.50ct Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£895.00

Allum & Sidaway Jewellery lg-18y-e-ovl1-07-pe0-10 6020026
New

Platinum 1.17cttw Lab Grown Diamond 3 Stone Ring

Allum & Sidaway

£2,495.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.49cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring 6023142
New

18ct Yellow Gold 1.58cttw Lab Grown Cushion Cut Diamond Five Stone Ring

Allum & Sidaway

£2,995.00

Allum & Sidaway Jewellery 18ct Yellow Gold 2.18cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring 6023642
New

18ct Yellow Gold 2.18cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring

Allum & Sidaway

£3,195.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.38cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring 6023442
New

18ct Yellow Gold 1.38cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring

Allum & Sidaway

£2,795.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.49cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring 6023142
New

18ct Yellow Gold 1.49cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring

Allum & Sidaway

£2,895.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.53cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring 6023242
New

18ct Yellow Gold 1.53cttw Lab Grown Long Cushion Cut Diamond Three Stone Ring

Allum & Sidaway

£2,895.00

Allum & Sidaway Jewellery 18ct Yellow Gold 2.20cttw Lab Grown Oval Diamond Three Stone Ring 6023096
New

18ct Yellow Gold 2.20cttw Lab Grown Oval Diamond Three Stone Ring

Allum & Sidaway

£3,195.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.69cttw Lab Grown Oval Cut Diamond Three Stone Ring 6023086
New

18ct Yellow Gold 1.69cttw Lab Grown Oval Cut Diamond Three Stone Ring

Allum & Sidaway

£2,895.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.67cttw Lab Grown Oval Cut Diamond Three Stone Ring 6023082
New

18ct Yellow Gold 1.67cttw Lab Grown Oval Cut Diamond Three Stone Ring

Allum & Sidaway

£2,895.00

Allum & Sidaway Jewellery Platinum 2.31cttw Lab Grown Oval Cut Diamond Five Stone Ring 6020067
New

Platinum 2.31cttw Lab Grown Oval Cut Diamond Five Stone Ring

Allum & Sidaway

£2,695.00

Allum & Sidaway Jewellery 18ct Yellow Gold 2.35cttw Lab Grown Oval Cut Diamond Five Stone Ring 6020066
New

18ct Yellow Gold 2.35cttw Lab Grown Oval Cut Diamond Five Stone Ring

Allum & Sidaway

£3,195.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.84cttw Lab Grown Oval Cut Diamond Five Stone Ring 6020065
New

18ct Yellow Gold 1.84cttw Lab Grown Oval Cut Diamond Five Stone Ring

Allum & Sidaway

£2,895.00

Allum & Sidaway Jewellery 18ct Yellow Gold 2.29cttw Lab Grown Oval Cut Diamond Five Stone Ring 6020064
New

18ct Yellow Gold 2.29cttw Lab Grown Oval Cut Diamond Five Stone Ring

Allum & Sidaway

£3,195.00

Allum & Sidaway Jewellery 18ct Yellow Gold 2.32cttw Lab Grown Oval Cut Diamond Five Stone Ring 6020062
New

18ct Yellow Gold 2.32cttw Lab Grown Oval Cut Diamond Five Stone Ring

Allum & Sidaway

£3,195.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.84cttw Lab Grown Oval Cut Diamond Five Stone Ring 6020061
New

18ct Yellow Gold 1.84cttw Lab Grown Oval Cut Diamond Five Stone Ring

Allum & Sidaway

£2,895.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.11cttw Lab Grown Oval Cut Diamond Three Stone Ring 6020020
New

18ct Yellow Gold 1.11cttw Lab Grown Oval Cut Diamond Three Stone Ring

Allum & Sidaway

£2,495.00

Allum & Sidaway Jewellery 18ct Yellow Gold 1.11cttw Lab Grown Oval Cut Diamond Three Stone Ring 6020025
New

18ct Yellow Gold 1.11cttw Lab Grown Oval Cut Diamond Three Stone Ring

Allum & Sidaway

£2,495.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.01ct Laboratory Grown Diamond Solitaire Ring 6020203

A&S Laboratory Grown Collection Platinum 1.01ct Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£1,895.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 9ct Yellow Gold 0.50ct Laboratory Grown Diamond Solitaire Ring 6020421

A&S Laboratory Grown Collection 9ct Yellow Gold 0.50ct Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£895.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 9ct Yellow Gold 0.50ct Laboratory Grown Diamond Solitaire Ring 6020221

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

Allum & Sidaway

£1,125.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 9ct Yellow Gold 0.76ct Oval Laboratory Grown Diamond Solitaire Ring 6020282

A&S Laboratory Grown Collection 9ct Yellow Gold 0.76ct Oval Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£1,195.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.51ct Oval Laboratory Grown Diamond Solitaire Ring 6020275

A&S Laboratory Grown Collection Platinum 1.55ct Oval Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£2,495.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.56ct Laboratory Grown Radiant Diamond Three Stone Ring 6023402

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

Allum & Sidaway

£3,595.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 18ct Yellow Gold Oval 1.04ct Laboratory Grown Diamond Ring With Stone Set Shoulders 6020694

A&S Laboratory Grown Collection 18ct Yellow Gold Oval 1.04ct Laboratory Grown Diamond Ring With Stone Set Shoulders

Allum & Sidaway

£1,995.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 9ct Yellow Gold 0.55ct Oval Laboratory Grown Diamond Solitaire Ring 6020281

A&S Laboratory Grown Collection 9ct Yellow Gold 0.53ct Oval Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£975.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.54ct Laboratory Grown Diamond Solitaire Ring 6020205

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

Allum & Sidaway

£2,495.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 9ct Yellow Gold 0.76ct Oval Laboratory Grown Diamond Solitaire Ring 6020282

A&S Laboratory Grown Collection 9ct Yellow Gold 0.76ct Oval Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£1,195.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.01ct Oval Laboratory Grown Diamond Solitaire Ring 6020273

A&S Laboratory Grown Collection Platinum 1.01ct Oval Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£1,895.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.01ct Laboratory Grown Diamond Solitaire Ring 6020203

A&S Laboratory Grown Collection Platinum 1.01ct Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£1,895.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 9ct Yellow Gold 0.55ct Oval Laboratory Grown Diamond Solitaire Ring 6020281

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

Allum & Sidaway

£975.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.01ct Laboratory Grown Diamond Solitaire Ring 6020203

A&S Laboratory Grown Collection Platinum 1.01ct Laboratory Grown Diamond Solitaire Ring

Allum & Sidaway

£1,895.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 18ct Yellow Gold 1.27ct Laboratory Grown Oval Diamond Three Stone Ring 6023213

A&S Laboratory Grown Collection 18ct Yellow Gold 1.27ct Laboratory Grown Oval Diamond Three Stone Ring

Allum & Sidaway

£2,595.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum 1.56ct Laboratory Grown Radiant Diamond Three Stone Ring 6023403

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

Allum & Sidaway

£3,595.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 18ct Yellow Gold 2.01ct Laboratory Grown Marquise Diamond Solitaire Ring 6020688

A&S Laboratory Grown Collection 18ct Yellow Gold 2.01ct Laboratory Grown Marquise Diamond Solitaire Ring

Allum & Sidaway

£3,345.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 18ct Yellow Gold 5.04ct Elongated Cushion Cut Laboratory Grown Diamond Three Stone Ring 6001140

A&S Laboratory Grown Collection 18ct Yellow Gold 5.04ct Elongated Cushion Cut Laboratory Grown Diamond Three Stone Ring

Allum & Sidaway

£6,695.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 18ct Yellow Gold 1.01ct Laboratory Grown Diamond Ring 6020134

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

Allum & Sidaway

£1,995.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection 1.01ct Laboratory Grown Oval Diamond Ring 6020494

A&S Laboratory Grown Collection 1.01ct Laboratory Grown Oval Diamond Ring

Allum & Sidaway

£1,995.00

Allum & Sidaway Jewellery A&S Laboratory Grown Collection Platinum Laboratory Grown 2.02ct Diamond Oval Solitaire Ring 6020277

A&S Laboratory Grown Collection Platinum Lab Grown 2.00ct Diamond Oval Solitaire Ring

Allum & Sidaway

£3,195.00

Load more