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.

Chip

A chipped diamond refers to a diamond that has sustained a small break or loss of material[…]

Cavity
Cavity

Type of diamond inclusion that appears as an opening or large indentation on the surface of a diamond

Certificate

A diamond certificate, also known as a diamond grading report, is an official document issued by a[…]

Carbon
Carbon

Diamonds are made of pure carbon, but their unique atomic structure is what gives them their remarkable

Small black graphite inclusions in a diamond.
Carbon Spots

Small black graphite inclusions in a diamond are a type of natural impurity that occurs during the[…]

Carat

One carat is equal to 200 milligrams (0.2 grams).

vividly bright-yellow fancy colour diamond
Canary Diamond

A Canary Diamond is a highly sought-after type of fancy yellow diamond known for its rich, intense[…]

Cape Series Diamonds

Cape Series Diamonds refer to a category of diamonds that exhibit a noticeable yellow or brown tint[…]

Calfs Head Diamond

The Calf’s Head Diamond is a historic and notable diamond that is part of British royal history.

A bruted diamond girdle refers to the technique used in the finishing process of a diamond, specifically around the diamond's outer edge, known as the girdle.
Bruted Girdle

A bruted diamond girdle refers to the technique used in the finishing process of a diamond, specifically[…]

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