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A close up of a teardrop cut lab grown diamond, Luma Jewellery

Do lab grown diamonds test as real diamonds?

Yes. A standard diamond tester reads a lab grown stone as diamond every time, because it is the same carbon crystal. Distinguishing lab grown from mined needs a gem lab.

Do lab grown diamonds test as real diamonds?

Yes. A standard diamond tester reads a lab grown stone as diamond every time, because it is the same carbon crystal. Distinguishing lab grown from mined needs a gem lab.

Halo Lab Grown Engagement Rings: UK Buying Guide

A halo sets the centre diamond inside a ring of smaller diamonds, making the centre look noticeably larger. With a lab grown centre, the savings allow for a more generous...

Halo Lab Grown Engagement Rings: UK Buying Guide

A halo sets the centre diamond inside a ring of smaller diamonds, making the centre look noticeably larger. With a lab grown centre, the savings allow for a more generous...

A jeweller's bench in Hatton Garden, Luma Jewellery

How are lab grown diamonds made?

A lab grown diamond is made by recreating, in a controlled laboratory, the conditions that form a diamond in the earth. Two methods: HPHT and CVD.

How are lab grown diamonds made?

A lab grown diamond is made by recreating, in a controlled laboratory, the conditions that form a diamond in the earth. Two methods: HPHT and CVD.

A raw lab grown diamond beside a finished Luma diamond ring, Luma Jewellery

Do lab grown diamonds hold their value?

Not in the sense of resale, and the same is true of natural diamonds. Judged for wear rather than resale, a lab grown diamond holds its value well.

Do lab grown diamonds hold their value?

Not in the sense of resale, and the same is true of natural diamonds. Judged for wear rather than resale, a lab grown diamond holds its value well.

Where to find ethical lab grown diamonds UK

A practical guide to finding ethical lab grown diamond jewellery in the UK. What to look for, who is doing it well, and how to compare brands. Written for UK...

Where to find ethical lab grown diamonds UK

A practical guide to finding ethical lab grown diamond jewellery in the UK. What to look for, who is doing it well, and how to compare brands. Written for UK...

Gold vs Platinum: Which Metal for Your Ring? | Luma

Gold vs Platinum: Which Metal for Your Ring? | ...

Gold comes in three colours and three karats. Platinum is naturally white and never needs replating. Both are solid choices, but the right one depends on how you wear your...

Gold vs Platinum: Which Metal for Your Ring? | ...

Gold comes in three colours and three karats. Platinum is naturally white and never needs replating. Both are solid choices, but the right one depends on how you wear your...