Commercially are available
calibrated polished diamonds:

Calibrated diamonds

Sizes starts from 0.30 ct
Colors D-E-F
Clarity SI1 - IF

Fancy Diamonds

From 0.10 ct - and higher
Clarity SI1 - VS

Colorless Diamonds

Sizes starts from 1.0 ct
Colors D-E-F
Clarity SI1 - IF

Why Round?

A round diamond makes for the perfect engagement ring and works perfectly in all manners of engagement ring setting from a simple classic setting to a more intricate and ornate vintage setting which will complement your chosen stone. The round brilliant cut is so even and perfectly formed it is the reason that this is the only shape diamond that is given a cut grading during the certification process by gemologists.We recommend an Excellent or Very Good cut for a round cut engagement ring to ensure that there is lots of lustre and life.

Did you know?

The round cut engagement ring is most popular of diamond shapes and accounts for half the diamonds sold for engagement rings because of the sparkle it emits. This is caused by the unique cut of the diamond itself with its pointed base formation.

Diamond Facet Structure

The top surface of a Round Brilliant diamond features 8 star facets, 8 kite facets and 16 upper girdle facets. The base of the stone is comprised of 16 lower girdle facets, 8 pavilion girdle facets and an option culet.

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  • Certified by IGI International Gemological Institute

    You'll feel secure knowing it's a real certified diamond SyntecLab diamonds larger than a 0.50 carat are certified by either International Gemological Institute or for an additional fee, Gemological Institute of America (GIA). Your certificate assures that your purchase is 100% identical to a mined diamond in its quality, optical finish, strength, and chemical and physical properties.

    Certified by IGI International Gemological Institute