Sell GIA Diamonds

The GIA gemological laboratory represents the gold standard in diamond grading and identifying gem stones. The GIA laboratories around the globe are staffed by expert diamond graders and gemologists. With a constant drive towards excellence WP Diamonds places a great deal of trust in their grading standards. Sell GIA diamonds in the UK.

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Sell GIA Diamond - Get Instant Offers on GIA Certified Stones – The Price We Quote is the Price We Pay!

Instant Offers On GIA Diamonds


WP Diamonds offers very accurate valuations for your diamond jewellery based on the GIA grading report that accompanies your diamond item. For most Round Brilliant diamonds we make Instant Offers…

We promise to pay you the exact amount quoted if the item arrives in excellent condition and is exactly the same item as stated on the certificate number you have provided.

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Accurate Reports Through GIA


The grading reports produced by the GIA are always very accurate and WP Diamonds places a significant amount of trust in the GIA reports. So much so that for all Round Brilliant stones with genuine reports,…

we can offer a specific dollar amount for your diamond item. For all other GIA certified diamonds we will provide you with a highly competitive price range based on the details of the certificate. Simply provide us with the cert number or a copy of the GIA report in order to receive an accurate price range.

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GIA Experts

Diamond Ring Appraisal

WP Diamonds has a team of GIA trained expert gemologists who will verify that the credentials of your certificate check out and simply confirm the authenticity of the stone vs the certificate. If your item is in excellent…

condition when we expertly value it, we will honor the amount that we have quoted to you over the phone or in email and pay you in full, without reservation. Selling a GIA Diamond is simple with WP.

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About WP Diamonds

With offices all around the world, WP Diamonds knows the global diamond market. As a division of one of the largest recycled diamond buyers in the US and Europe, we can offer the fairest prices for your diamonds, jewellery, and watches than a jewellery shop or pawnbroker.

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We are the world's number one buyer of recycled diamonds

Instant Offer Information

There are some important things that you should know about before selling your GIA certified diamond to us.

What if the Diamond is Mounted in Gold or Platinum and Has Side Stones?

The metal and the side stones will need to be valued and tested. We will include the value of these in the final offer we make to you.

Important Information

Please Note that GIA Instant Offers are contingent on:

– You providing us with a valid GIA certificate number before we can make an offer.

– The stone being a Round Brilliant Cut.

– The stone being in excellent condition without wear or damage.

– The original GIA certificate being sent in for verification.

– The precise colour, clarity, polish and symmetry characteristics of your diamond.

Contact Our Experts

With over 150 years of combined experience in the diamond and fine jewellery industries, we are experts in diamond appraisal, metal assessment, and market assessment. Our process is unique and ensures that you get the best price for your diamonds or jewellery in as little time as possible.

CALL 0121-288-8280

Our experts have bought and sold diamonds throughout the globe

Not Selling Diamonds in the UK? Learn How To Sell GIA Diamonds Worldwide.