History of Diamond Grading in Australia

Blogs & News

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

diamond weight
Point

In the diamond industry, a point is a unit of weight used to measure diamonds and other[…]

Pinpoints Very tiny diamond crystal inclusions
Pinpoints

Pinpoints Very tiny diamond crystal inclusions Very tiny diamond crystal inclusions that are too small in size[…]

Pit Type of diamond blemish that appears as a tiny opening or indentation on the surface of a diamond.
Pit

Type of diamond blemish that appears as a tiny opening or indentation on the surface of a diamond.[…]

The Kimberley Process
Kimberley Process

The Kimberley Process (KP) is an international certification scheme established to prevent the trade in "blood diamonds,"[…]

Kimberlite

Kimberlite is an igneous rock, typically blue or green in colour, from which most diamonds are mined.[…]

International Diamond Manufacturers Association
International Diamond Manufacturers Association

The International Diamond Manufacturers Association (IDMA) is a global trade organisation that represents the interests of diamond[…]

Recognised Standards in Diamond Grading
Internationally Recognised Standards

Internationally recognised standards in diamond grading refer to a set of rules, guidelines, and processes that are[…]

International Diamond Council
International Diamond Council

The International Diamond Council (IDC) is a global organisation that was established to create and maintain standardised[…]

Gem Quality

Only about 20% of mined diamonds are of gem quality, meaning they meet the necessary standards for[…]

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