Genuine Lab Grown
Diamonds
Diamonds
9–18 Carat
Solid Gold
Solid Gold
Waterproof &
Tarnish Free
Tarnish Free
Hypoallergenic
Sensitive Skin
Sensitive Skin
London
Made to Last
Made to Last
FINE JEWELLERY, MADE TO BE LOVED
Lab-grown diamonds in solid 9ct and 18ct gold — made for all the little moments that mean everything.
PIECES TO FALL IN LOVE WITH
Find the one that feels like you.
LUXURY
YOU DESERVE
Handcrafted with precision using lab grown diamonds and solid gold.
Shop collection
Beautifully PackagedReady to gift
Personalised EngravingMake it meaningful
Handcrafted in LondonWith love & care
Quality You Can TrustMade to last
A few of our favourites — we think you’ll love them too.
Beautiful pieces for everyday sparkle, special moments and everything in between.
DIAMOND STORIES & STYLE
The GeMMs Journal
Inspiration, jewellery styling and beautiful details worth knowing.
09 October 2026
How to Layer Gold and Diamond Necklaces: A Modern 2026 Guide
Discover how to layer lab-grown diamond necklaces in gold, with real GeMMs & Co. solitaire pendants, pear-cut diamonds and tennis necklaces.
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08 October 2026
Gold Is Autumn 2026’s Colour: How to Wear Yellow-Gold Diamond Jewellery
Warm, confident and easy to wear, yellow gold is perfectly placed for autumn. Discover how to style it with diamonds and choose the...
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07 October 2026
How to Style Diamond Jewellery with Autumn Colour in 2026
Autumn 2026 is bringing richer colour and more expressive jewellery into focus. Here is how to pair genuine lab-grown diamonds and solid gold...
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