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.

Facets

A facet is a flat, polished surface on a diamond that interacts with light to create brilliance,[…]

Inclusions are often visible to the naked eye.
Eye-Visible

An eye-visible inclusion in a diamond refers to an internal flaw or imperfection that can be seen[…]

Eye-Clean Diamond: Understanding Clarity
Eye-Clean

An eye-clean diamond refers to a diamond that has no visible inclusions or blemishes when viewed with[…]

Extra Facet

An extra facet in a diamond is an additional facet that is not part of the standard[…]

The Diamond Equivalent Colour Grade (ECG) is a system used to compare the colour grades of diamonds assessed by different grading laboratories.
Equivalent Colour Grade (ECG)

The Diamond Equivalent Colour Grade (ECG) is a system used to compare the colour grades of diamonds[…]

Emerald Cut

The Emerald Cut Diamond is a step-cut diamond known for its elegant, elongated shape and hall-of-mirrors effect.

chipped diamond
Durability

Diamond durability refers to a diamond’s ability to withstand wear, scratching, chipping, and breaking over time.

Eight Cut

Diamond Eight-Cut Faceting (Single Cut Diamond)

Dispersion

Diamond color dispersion refers to the way light is split into its component colors (a phenomenon called[…]

Diamond's Crystal Structure
Directional Hardness

Diamond directional hardness refers to the varying hardness levels that diamonds exhibit along different crystallographic directions.

1 80 81 82 83 84 95

Latest Comments

No comments to show.