Loose Diamonds

With the largest online selection of certificated diamonds in the world,
we offer the 10 classic diamond shapes, in all carat weights and qualities.
All our diamonds are ethically sourced and certified by one of the leading
international diamond grading organisations for your peace of mind.

With the largest selection
of certified diamonds in
the world, we offer the 10
classic diamond shapes,
in all carat weights.

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Loose Diamonds

Loose Diamonds

Select your preferred diamond shape and narrow down your options by factors such as carat, colour, clarity, and certificate or by budget. We list the largest stock of diamonds available globally and are highly likely to have a wide selection of diamonds matching your specification.

Select your preferred diamond shape and narrow down your options by factors such as carat, colour, clarity, and certificate or by budget.

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Loose Diamonds

Coloured Diamonds

Coloured diamonds are much scarcer and hence usually much more expensive than colourless diamonds but we carry one of the widest selections you will find online. If you do not see an option matching your specifications, please contact us and we are sure to be able to help you with your choice.

Coloured diamonds are much scarcer and hence usually much more expensive than colourless diamonds but we carry one of the widest selections you will find online.

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Loose Diamonds

Diamond Pairs

If you're looking for a pair of diamond to have set into jewellery such as earrings, or merely looking to invest in two stones of identical quality, then look no further. Our diamond search tool will automatically match up two stones of complimenting quality to your unique requirements.

If you're looking for a pair of diamond to have set into jewellery such as earrings, or merely looking to invest in two stones of identical quality, then look no further.

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Diamond Buying Guide

You've heard of the 4Cs, now let us guide you
through our 7Cs to help you get the perfect stone with our expert tips.

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For questions or comments, please fill in the details below and we will respond within 24 hours.

Please fill in the details below and one of our experts at 77 Diamonds will call you back.


To request a consultation with one of our experts in our London showroom (only), please fill in the information below.