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.

A diamond with a relatively small table
Closed Table

A diamond with a relatively small table refers to a diamond where the table facet

Cloud

A cloud in a diamond refers to a type of inclusion consisting of tiny, hazy clusters of[…]

SI1: Inclusions are noticeable under 10x magnification, but not always visible to the naked eye.
Clarity

Diamond clarity refers to the presence and visibility of inclusions (internal flaws) and blemishes (external flaws) within[…]

Clarity enhancement in diamond
Clarity Enhancement

Clarity enhancement in diamonds refers to the process of improving the appearance of a diamond by reducing[…]

CIBJO

CIBJO, also known as The World Jewellery Confederation, is a global organization that represents the jewellery industry.[…]

Chameleon-Type Diamond
Chameleon-Type Diamond

Chameleon diamonds typically shift from an olive green or grayish-green hue to a yellow or orangey-yellow shade[…]

Champagne Diamond

A champagne diamond is a type of fancy-coloured diamond that exhibits a warm brown hue with subtle[…]

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[…]

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