Understanding Coloured Diamonds

Coloured diamonds are highly sought after due to their rarity and beauty. These gemstones are prized not only for their aesthetic appeal but also for their unique colour variations. In this article, we will explore the factors that determine the value and rarity of coloured diamonds, with a particular focus on different coloured diamonds available in Australia.

Colour Rarity in Coloured Diamonds

The colour of a diamond is one of the most critical factors in determining its value. The rarer the colour, the more valuable the diamond. Natural coloured diamonds can

exhibit secondary colours, also known as modifiers, which can affect their value. For instance:

  • Ultra Rare: Diamonds with deep, intense colours.
  • Extremely Rare: Diamonds with vivid colours.
  • Very Rare: Diamonds with medium to strong saturation.
  • Rare: Diamonds with light colours.

Shape Rarity in Coloured Diamonds

The shape of a coloured diamond can also impact its rarity and value. Certain shapes are more challenging and costly to cut, making them rarer. For example:

  • Affordable Shapes: Radiant, Cushion, Oval, Pear.
  • Highest Value Shapes: Round, Princess, Emerald.

Intensity Rarity in Coloured Diamonds Australia

The intensity of a coloured diamond’s hue is another crucial factor. The more intense and darker the colour, the more valuable the diamond:

  • Vivid: Diamonds with the darkest and most intense colours.
  • Fancy: Diamonds with medium intensity colours.
  • Light: Diamonds with lighter hues.

Historical Coloured Diamonds

Some coloured diamonds have achieved fame and substantial auction prices due to their exceptional qualities and historical significance. Notable examples include:

Please note below pictures are not real and for demonstrative purposes only.

The Williamson Pink Star

  • Weight: 11.15 carats
  • Features: Internally flawless pink diamond
  • Auction Price: $57.7 Million (Sotheby’s, 2022)

The Blue Moon Diamond

  • Weight: 12.03 carats
  • Features: Internally flawless blue diamond
  • Auction Price: $48.5 Million (Sotheby’s, 2015)

The Oppenheimer Blue Diamond

  • Weight: 14.62 carats
  • Features: Largest vivid blue diamond auctioned
  • Auction Price: $57.7 Million (Christie’s, 2016)

Exploring Different Coloured Diamonds in Australia

Australia is known for its diverse range of coloured diamonds. From the famous Argyle pink diamonds to vibrant blue and yellow stones, the country offers a variety of options for diamond enthusiasts. When looking for coloured diamonds in Australia, it is essential to consider the factors of colour, size, shape, and intensity to make an informed purchase.

In conclusion, coloured diamonds are unique gemstones with a range of hues and intensities that make them highly valuable. Understanding the rarity factors can help in appreciating the true worth of these stunning diamonds. Whether you are in Australia or elsewhere, exploring different coloured diamonds can be a rewarding experience.