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3 Hanover Square2nd floorLondon, W1S 1HD
+44 (0) 20 3540 1477 +44 (0) 20 3540 1477
Showroom visits are by appointment only.
Arkwright HouseParsonage GardensManchester, M3 2LF
Taunustor 118th FloorFrankfurt am Main, 60311
+49 (0) 69 9675 9864 +49 (0) 69 9675 9864
77 Diamonds GmbH Berlin Contora Upper WestKantstraße 164, 10623
Haus Gryffenberg / Satellite OfficeBahnhofstr. 10 (Eingang Börsenstraße 18), CH - 8001
+41 (0) 435 882 248 +41 (0) 435 882 248
Contora Palais an der OperMaximilianstraße 280539 München
ConvendumNybrogatan 17, Floor 1114 41 Stockholm
+46 (0) 855 121 434 +46 (0) 855 121 434
10 Place Vendôme75001 Paris
+33 (0) 176 753 259 +33 (0) 176 753 259
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Your journey starts here. Create the perfect design with one-to-one help from experts. Book a consultation, and see your favourite diamonds, gemstones and jewellery up close.
monday
10:00 - 19:00
tuesday
wednesday
thursday
friday
10:00 - 18:00
saturday
10:00 - 17:00
sunday
Closed
Bank Holidays
A centre for creativity and fine craftsmanship, Hanover Square was first developed in 1714 and still holds some of its magnificent 18th-century architecture. It is now home to renowned fashion magazines Vogue, Tatler and Vanity Fair, as well as illustrious art galleries.
Experience brilliance, made to match your moment. Prepare for your proposal, and see a selection of your favourite ring designs, centre diamonds and coloured gemstones.
By booking an appointment, you will receive one-to-one advice on your purchase. Our team will also follow up on any queries you may have after your visit.
Find the ideal fit and have your ring size professionally measured by experts. Our team will help you find the correct size if you are planning a surprise gift or proposal.
Have the perfect jewel in mind? Create your very own piece through our bespoke service. Alter our existing designs, or have a jewel custom-made with the help of experts.
Contact us to have your jewellery resized, modified or repaired. Our jewellers will handcraft your item with care, following your exact specifications.
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Our team of diamond and jewellery experts are always here to help.