IDGL has been providing an independent diamond and gem stone grading service of the highest quality to the jewellery trade for over 10 years.

As well as providing certificates for modern cut diamonds, we also specialise in second hand / antique jewellery which generally does not come certified. With our sophisticated gem weight computer, we can calculate gem weights of mounted stones.

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Please note our prices are negotiable, depending on your volume of work.

We are confident in the value of our services.

1. According to the GIA, a certificate definitely helps to close a sale.
2. Our certificates increases customer confidence in the retailer.
3. A certificate acts as an ID for the item in case of subsequent loss or damage.
4. Finally our certificates helps a sales assistant who is not gemmologically trained to explain to a customer all the technical information contained therein, thus saving time and developing more of a relationship with the customer.

 

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Trade references are available here. We have many satisfied customers throughout the UK.

Finally, thank you for visiting our site and if you need more information take a look at our services, certificates and credentials pages and our gallery showing us at work.