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Lab-Grown Diamonds

Loose Diamonds

Natural Diamonds
Formed deep within the earth over billions of years, pushed to the surface through volcanic eruptions, each natural diamond is entirely unique. At 77 Diamonds, we only provide stones that are conflict-free and certified by a leading grading organisation.
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Coloured Diamonds
From vibrant yellows to captivating pinks, start creating jewellery that reflects your individuality. Browse our selection of rare coloured diamonds and choose between yellows, pinks, blues, and greys to find the gem that suits you best.
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Lab-Grown Diamonds
A great alternative to natural diamonds, lab-growns hold the same level of brilliance as any other diamond formed in the earth. Created in a laboratory, they are a fine option if you are looking to create decorative jewellery pieces.
Diamond Pairs
Although every diamond is unique, sometimes you do need them to be quite similar. If you are looking to create diamond earrings, look through our collection of matching diamonds to find the perfect fit.
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Diamond Education
Purchasing a diamond can seem complex at first, but it doesn't need to be. From cut, to clarity, to carat: read through our helpful guide to learn everything about loose diamonds.
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Create Your Own
Engagement Ring
Through three simple steps, create an engagement ring that is entirely personal to you. Start with either a central stone or a ring setting, and design your breathtaking piece.
We're Here To Help
Whether you need guidance in choosing the perfect diamond or are generally looking for advice, our expert jewellery consultants are here to assist you.

Lab-grown diamonds, also known as synthetic or cultured diamonds, are a fascinating alternative to naturally occurring diamonds. They are produced in controlled environments using advanced technological processes that mimic the natural diamond formation, which takes place deep within the Earth's crust over millions of years.


The creation of lab-grown diamonds starts with a tiny diamond seed, which is placed in a chamber with a carbon-rich gas. Under high pressure and temperature conditions, the carbon atoms gradually crystallize around the seed, layer by layer, replicating the same crystal structure as natural diamonds. The result is a diamond that is chemically and physically identical to its mined counterpart.

One of the main advantages of lab-grown diamonds is their ethical and environmental impact. Unlike traditional mined diamonds, lab-grown diamonds do not contribute to deforestation, water pollution, or harmful mining practices. Moreover, they are free from conflicts, often referred to as "blood diamonds," as their origins can be traced and verified.


Lab-grown diamonds are also more affordable than natural diamonds of similar quality, making them an attractive option for budget-conscious consumers without compromising on brilliance or durability. Additionally, their origin and sustainable production methods appeal to environmentally conscious buyers.

It's essential to note that lab-grown diamonds are not fake or imitation stones; they are genuine diamonds, indistinguishable from natural ones to the naked eye and even too many gemmological tests. As these synthetic diamonds continue to gain popularity, they are revolutionizing the diamond industry and offering consumers an ethical, sustainable, and beautiful choice for their jewellery needs.


Lab-Grown Diamonds