The smallest certified diamond size usually falls between 0.20cts to 0.25cts, typically provided for whiter, higher clarity diamonds. Regardless of size or carat weight, not all diamonds undergo certification. In fact, a large proportion of diamonds sell without certification. Why are small diamonds sold without a certificate? Diamonds below 0.20 carats rarely include certification due Read the full article…

About Mark Johnson

Mark founded Isle of Wight jewellers Serendipity Diamonds in 2007 after a career on the polished diamonds industry. Today he works in the Serendipity showroom, helping clients with jewellery, creating handmade designs and updating their two jewellery websites SerendipityDiamonds.com and Isle-of-Wight-Jewellery.co.uk

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