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.

Laser Drilling

Laser drilling is a treatment used to enhance the apparent clarity of a diamond by reducing the[…]

Knot

A knot is a specific type of inclusion found within diamonds. It refers to an included crystal[…]

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[…]

Irradiated Diamonds
Irradiated Diamonds

Irradiated diamonds refer to diamonds that have undergone a treatment process designed to change or enhance their[…]

Industrial Grade Diamond

An Industrial Grade Diamond refers to a diamond that does not meet the standards required for use[…]

International Diamond Council
International Diamond Council

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

The term Ideal Cut refers to a diamond that is cut with proportions and angles that maximise its brilliance and fire
Ideal Cut

The term Ideal Cut refers to a diamond that is cut with proportions and angles that maximise[…]

Indented Natural

An Indented Natural refers to a specific type of natural feature found in diamonds. It is a[…]

Hue is an important factor in the colour grading of diamonds
Hue

In the diamond grading system, hue refers to the specific colour or shade that a diamond displays,[…]

Hot Laser Inscription

Hot laser inscription refers to the process of using a high-powered laser beam to inscribe a number,[…]

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