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. By day you'll find me working in our showroom—in a variety of roles. My work (which I love) ranges from photographing jewellery, to writing blog posts and helping clients with my colleagues Drina, Emily and Debbie.

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