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.

Melee refers to small polished diamonds
Melee

Melee diamonds are small, polished diamonds that typically weigh less than 15 points (0.15 carats) each.

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[…]

Lower-Girdle Facets

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

Understanding the Sparkle and Beauty
Life

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

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.[…]

Knot

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

Laser Drilling

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

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[…]

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