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Buy Diamonds

Sell your Diamonds or Jewellery

A pleasant professional service from an established bespoke diamond specialist based in Hatton Garden.

Make a free quotation request
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Or call us at
0207 2421 850
Diamond

As a long-standing diamond distributor, Diamco Wholesale Diamonds is in a unique position to accurately appraise your diamond jewellery, with or without certifications, and to provide you with the best price while you wait.

You will receive pleasant, professional treatment from an established diamonds and jewellery specialist.

Diamond Ring

With our courteous and effective service, buying and selling diamonds in London has never been simpler

Among Hatton Garden jewellers and high street jewellers, we provide the friendliest, most educated jewellery appraisal service and the greatest pricing, whether it's a family heirloom or an engagement ring you wish to sell.

Because of our years of experience in diamond appraisal, we can give all of our clients incredibly reasonable pricing whether they purchase or sell diamonds in London. Because we are a member of of the London Diamond Bourse, you may sell your diamonds with confidence that you will receive the greatest possible pay-out and same-day cash.

If you have a mounted or loose diamond to sell, please contact us to make an appointment for a diamond evaluation, or you may email us a copy of the diamond's grading certificate and we can assist you receive the best market pricing. We pay top rates in the UK and pay on the spot with cash or bank transfer.

Sell Diamonds In Hatton Garden With Diamco Wholesale Diamonds

Sincere and knowledgeable diamond appraisal

In our Hatton Garden store, Diamco Wholesale Diamonds offers knowledgeable and secure on-site diamond jewellery appraisal. Our diamond experts can assess several aspects of your diamond's value by examining its carat weight, shape and cut grade, clarity, colour, and general condition.

We provide free in-person visits for jewellery appraisal or a prompt, secure mail service.

Experts in Certified and Uncertified Diamonds

As GIA diamond graders, we buy and sell diamonds that have been certified by the most prestigious diamond grading organisations in the world, including GIA, HRD, and IGI, GIA Certified Diamonds. We are still able to provide you with our diamond-buying service even if your diamond lacks a certificate, but we will need to inspect and test the diamond first before making a purchase offer.

  • GIA Diamonds
  • HRD Certified Diamonds
  • AGS Certified Diamonds
  • IGI Certified Diamonds
  • Anchorcert Diamonds
  • Uncertified Diamonds
  • Old Cut Diamonds
Receive the Best Deal For Your Diamond Jewellery

We are specialized and reputable diamonds and jewellery buyer, we will advise you and give you an honest appraisal of your item. We collaborate with other diamond merchants and jewellers and are happy to point you in the right direction to sell your item when we cant help.

We Buy Pre-Owned Designer Jewellery

With us, you can instantly value the diamonds and jewellery you are selling.

Make an appointment to meet with one of our knowledgeable jewellery valuers at our Hatton Garden location.

Our Process

How to Sell Diamond Jewellery With Diamco Wholesale Diamonds

Option 1
diamond
When selling a diamond or piece of jewellery, we like to see it in person so that we can analyse it and give you the highest price possible based on the item’s particular specifications. Small variations can result in significant pricing differences. We operate by appointment only so please call ahead to make an appointment.
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One of our diamond valuers will examine your diamond to ensure it matches the certification (if it is certified) and to assess any imperfections. We’ll need you to complete a declaration of sale document and supply us with photographic identification, such as a driver’s licence or passport, once we’ve agreed on a price. We will pay you on the spot, and the money will reach your account instantly.
Option 2
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If you are unable to see us, please include as much detail as you can when requesting an estimate for your diamond. Please remember that online jewellery appraisals are not offers to buy, and we will only make a firm offer after physically inspecting the piece. Our estimate will be more precise the more details you provide.
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After the initial appraisal is finished and you agree to move forward, we will make arrangements to send you a safe delivery bag so you may ship your jewellery to us at no additional cost via a fully insured and tracked UK delivery service.
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One of our specialists will personally inspect your diamond when we get your shipment and provide you with a final appraisal. We promise to pay you within an hour if you accept our offer. If you decide against moving forward, we will return your goods to you via safe express mail.

Request A Quote

If you have the certificate report number, there is no need to complete the remaining fields.