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Paul Nilsson and his staff have provided us with their GemLab diamond grading reports for a long time now. Independent, professional, and accurate, they are the ultimate diamond graders and jewellery valuers.

Paul Bunker,


For our standard 3 to 5 day service there is no need to book, just call in to Constellation Drive at your convenience. We will give you a free quote.

To book our while-you-wait, same-day or in-home valuation service, or to request more information: