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.

Nature's Ratio: Large Diamonds Are Exceptionally Rare
Nature vs Technology: Why Large Natural Diamonds Are Exceptionally Rare While Large Laboratory-Grown Diamonds Are Increasingly Common

For billions of years, nature has been producing diamonds deep beneath the Earth's surface under immense pressure[…]

A diamond necklace is far more than a beautiful piece of jewellery
The Evolution of Diamond Necklaces: Choosing the Perfect Style for Every Stage of Life

A diamond necklace is far more than a beautiful piece of jewellery it is one of the[…]

Choosing the Right Precious Metal for Fine Diamond Jewellery
Choosing the Right Precious Metal for Fine Diamond Jewellery

When purchasing a fine diamond, most buyers focus on the stone itself its cut, colour, clarity and[…]

The World's Most Valuable Coloured Diamonds
Nature’s Rarest Masterpieces: The World’s Most Valuable Coloured Diamonds and the Science Behind Their Extraordinary Colours

While the classic colourless diamond remains the benchmark for brilliance and purity, some of the world’s most[…]

One of the strongest trends in fine jewellery is the rise of the oversized men's tennis bracelet
Oversized Tennis Bracelets: The Men’s Jewellery Trend Defining Modern Luxury

For decades, the diamond tennis bracelet was regarded as an elegant accessory reserved almost exclusively for women.[…]

Lucara Diamond Corp. ("Lucara" or the "Company") is pleased to announce the recovery of an exceptional 1,305.4 carat diamond from its 100%-owned Karowe Diamond Mine ("Karowe" or the "Karowe Mine") located in Botswana.
LUCARA ANNOUNCES RECOVERY OF TENTH DIAMOND OVER 1,000 CARATS FROM THE KAROWE MINE IN BOTSWANA

Lucara Diamond Corp. (“Lucara” or the “Company”) is pleased to announce the recovery of an exceptional 1,305.4[…]

A Timeless Jewellery Wardrobe Beyond the Engagement Ring and Wedding Band
The Three Essential Jewellery Pieces Every Woman Should Own

An engagement ring and wedding band are among the most treasured pieces of jewellery a woman will[…]

Layering Has Become an Art Form
Jewellery Trends Defining 2026: Colour, Layers and Individual Expression

For several years, minimalist jewellery dominated fashion, with fine chains and delicate diamond pendants becoming everyday staples.[…]

WFDB Leadership Vote Signals a Turning Point for the Global Diamond Trade
WFDB Leadership Vote Signals a Turning Point for the Global Diamond Trade

Delegates will cast their votes during the World Diamond Congress in Singapore, where a new president will[…]

De Beers has implemented some of the largest official rough diamond price reductions in its modern history
De Beers Slashes Diamond Prices and Reshapes Its Elite Buyer Network

The global diamond industry may have reached a major turning point. De Beers has implemented some of[…]

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