History of Diamond Grading in Australia

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Explore DCLA’s legacy as Australia’s leading diamond authority. Learn our history, meet the founders, and discover our unmatched grading expertise.

Table Size

Table size refers to the measurement of the table facet of a diamond, which is the large,[…]

Table

The table is one of the most important facets of a polished diamond, situated at the very[…]

Step Cut A style of diamond cutting creating rows or steps of elongated facets
Step Cut

A step cut is a style of diamond cutting that creates a distinctive look with rows or[…]

Symmetry Degree and regularity in shape and placement of facets
Symmetry

Symmetry in a diamond refers to the degree of alignment and uniformity in the shape and placement[…]

Single-Cut

A single-cut diamond refers to an old-style cut that features only 16 facets in total – 8[…]

Scintillation

Scintillation refers to the sparkle or twinkle that a diamond exhibits as light reflects off its surface[…]

Name for the basic outline of a polished diamond
Shape

In the context of diamonds, shape refers to the basic outline or form of a polished diamond,[…]

Rough Diamond

A rough diamond is a diamond in its natural state, exactly as it is found deep within[…]

Round Brilliant Cut Diamond cut or shaped into a circular outline or circumference
Round Brilliant Cut

The Round Brilliant Cut is by far the most popular and widely recognised diamond cut, known for[…]

Intensity and purity of colour in a diamond
Saturation

Saturation refers to the intensity and purity of colour within a diamond. It is a key factor[…]

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