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.

marquise cut is a diamond shape
Marquise Cut

The marquise cut is a diamond shape that is elongated and features two pointed ends, creating an[…]

The diamond make refers to the overall quality of the cut of a diamond
Make

The diamond make refers to the overall quality of the cut of a diamond, evaluating how well[…]

Lower-Girdle Facets

The lower-girdle facets are crucial elements in the overall symmetry and brilliance of a diamond.

Loupe

A diamond loupe is a small, handheld magnifying lens that is an essential tool for examining diamonds,[…]

A loose diamond refers to a diamond that is not yet set in any type of jewellery
Loose Diamond

A loose diamond refers to a diamond that is not yet set in any type of jewellery.[…]

Understanding the Sparkle and Beauty
Life

Life in a diamond refers to the vivid, dynamic quality that gives the diamond its captivating brilliance,[…]

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[…]

Kimberlite

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

The Kimberley Process
Kimberley Process

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

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