Mayfair Showroom

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Proudly housed in London's luxury quarter of Mayfair, 77 Diamond has unrivalled access to over 80% of the world's global diamond market. A trip to our showroom will enable you to collaborate with us on a journey that sees you finding something is made to your exact requirements.

Paired with one of our expert advisors, you will be given a personalised service that helps you find the high quality affordable diamond jewellery or loose diamonds that you are looking for.

Since 1713, Hanover Square has been the home of some of the world's most fashionable residents. From its original development by the 1st Earl of Scarbrough who subsequenty became one of the first residents on the square to the current home of publications such as Vogue, Tatler and Vanity Fair, 77 Diamonds is happily housed in a piece of British heritage.

Our Showroom

Showroom visits are strictly by appointment only.

Our address:

77 Diamonds Ltd
2nd floor
3 Hanover Square
London, W1S 1HD
United Kingdom

London showroom opening times:

Monday - Thursday 10:00 - 19:30
Friday 10:00 - 18:30
Saturday 10:00 - 17:00

We are closed Sundays and UK bank holidays

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.