What Color Diamond Is The Most Expensive?

In the extraordinary realm of gemstones, diamonds remain the epitome of timeless beauty and elegance. Understanding the nuanced factors that influence a diamond's value, particularly its color, is a journey of discovery. Let us, at Emerson Fine Jewelry, guide you through this complex and fascinating world.

The Interplay of Diamonds and Color

Diamonds, a feat of nature's alchemy, are an expression of pure crystallized carbon. Their allure partly lies in their color, or sometimes, the absence of it. The Gemological Institute of America (GIA) offers a comprehensive color grading system that classifies diamonds from D (colorless) to Z (light yellow or brown).

The Spectrum of Diamond Colors

  • White or Colorless Diamonds: The epitome of classic elegance, these diamonds embody the standard in diamond aesthetics.
  • Yellow Diamonds: For those desiring a touch of warmth, yellow diamonds offer a vibrant, sunny hue.
  • Blue Diamonds: Blue diamonds captivate with their extraordinarily cool tones.
  • Pink Diamonds: The soft, romantic allure of pink diamonds is genuinely unique.
  • Green Diamonds: These rare gems are a testament to nature's palette.
  • Red and Purple Diamonds: Incredibly rare, these diamonds represent some of the most sought-after gemstones.
  • Black and Brown Diamonds: These diamonds provide unconventional beauty and boldness.
  • Other Fancy Colors: From gray to orange, diamonds come in a kaleidoscopic array of shades, each with its unique charm.

Factors Impacting the Value of Colored Diamonds

Several elements determine the value of colored diamonds:

  • The 4Cs: Cut, Color, Clarity, and Carat are the universally accepted measures of diamond value.
  • Rarity and Demand: The rarer a diamond color, the higher its value. Likewise, popular colors command higher prices.
  • Origin and Certification: The provenance of a diamond can influence its price, as can certification from reputable institutions.
  • Color Intensity and Hue: The intensity and purity of a diamond's color can significantly impact its price.

The Pinnacle of Diamond Colors

Analyzing diamond prices reveals a clear trend: rarer colors are more expensive. The most expensive colored diamonds ever sold have been pink and blue, with their ethereal hues and exceptional quality setting them apart. The "Pink Star" diamond, for instance, sold for over $71 million, while the "Hope Diamond" continues to captivate with its enchanting blue hue.

Purchasing Colored Diamonds: Guiding Principles

When buying a colored diamond, consider these key factors:

  • Budget: Always have a clear budget in mind and select a diamond that suits your financial capacity.
  • Quality of Color: Look for a color that is pleasing to your eye and has the right intensity and hue.
  • Personal Preference vs. Investment: If the diamond is for personal use, your preference takes precedence. However, for investment purposes, market trends may be more important.
  • The reputation of Seller: Always buy from trusted and reputable sellers like Emerson Fine Jewelry to ensure you receive an ethical, certified product.


In the world of colored diamonds, rarity, and beauty intertwine to create value. While the color of the diamond is subjective and depends on personal preferences, in terms of price, the pink and blue diamonds stand as unrivaled in their opulence. Our team at Emerson Fine Jewelry invites you to explore the wide range of diamonds in our curated selection.

If you can dream it, we can design it. Visit us at Emerson Fine Jewelry and make an appointment with our experts today.