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

My name is Mark and I'm founder at Serendipity Diamonds. I have 30 years or experience in polished diamonds and jewellery. Today, I work with an expert team in our Isle of Wight jewellery showroom located in Ryde. Most of my work involves helping clients in our showroom, working on our two websites and photographing jewellery commissions.

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