Which Diamonds Are The Best Investments

Which Diamonds Are The Best Investments?
When considering diamonds as an investment, it’s important to focus on quality and rarity. Look for diamonds with high clarity, color, and cut grades. Additionally, consider investing in fancy colored diamonds or those with unique characteristics that make them stand out in the market.

The highest quality diamonds are certainly the best investment diamonds due to value and appreciation.

  • The best investment diamonds are typically those that have a high carat weight, excellent clarity, and colorless or near-colorless grades.
  • Diamonds with a GIA (Gemological Institute of America) certification are generally considered more valuable and reliable as investments.
  • Fancy-colored diamonds, such as pink or blue diamonds, can also be great investment options due to their rarity and increasing demand.
  • Investing in loose diamonds rather than diamond jewelry can offer more flexibility when it comes to selling or trading them in the future.
  • It is important to consider market trends and fluctuations before making an investment in diamonds. Consulting with experts or professionals in the field can help make informed decisions.
  • Diamond prices may vary based on economic conditions, supply and demand factors, as well as changes in consumer preferences over time.
  • While some people might expect quick returns on their diamond investments, it is important to understand that investing in diamonds is a long-term strategy that requires patience and careful consideration.

When considering diamonds as investments, it’s important to focus on high-quality stones with excellent cut, clarity, and color. Look for certified diamonds from reputable sources and consider factors like rarity and market demand. Consulting with a diamond expert can help guide your investment decisions.

There are many types of diamonds in the world but the large, colorless or fancy colored and flawless diamonds are quite rare. These are actually the investment grade diamonds. The best diamonds to invest in are the highly-priced rare rocks and they are defined by the 4Cs: cut, color, carat, and clarity.


The cut is the most essential factor to consider since it dictates the fire and the sparkle. It greatly influences the value, the beauty, and the depreciation rates. Diamonds are ranked as Excellent, Very Good, Good, Fair and Poor. You simply have to avoid the Fair and Poor grades when looking for investment diamonds. The excellent grade is the best and Very Good and Good quite acceptable.


The colorless diamonds are the best. The color is ranked between D-Z and the D grade signifies pure diamond with no color whereas Z means a lot of color. The best investments lie between D and H. The D grade has the highest value and appreciates within a relatively short period of time.

The fancy color diamonds are very rare and this makes them good investments although the other 3Cs need to be considered too. They are very scarce hence white diamonds are used more often. The higher the intensity of the fancy colors the higher the value of the diamond which makes it ideal for investment. They are graded as Fancy Deep, Fancy Dark, Fancy Vivid, Fancy Intense, Fancy, Fancy Light, Light, Very Light and Faint. The Light, Very Light and Faint grades have low value since they are regarded as low-quality white diamonds.

The black and brown diamonds are not fancy diamonds. The fancy colors also vary in value and rarity. The ranking in order of decreasing value is as follows:


Larger white diamonds have greater value. However, large white diamonds often have a lower value than small fancy colored diamonds. This factor is very vital in influencing the value of the diamond and the suitability for investment.


Clarity is not very important when purchasing diamond jewelry but it certainly is when buying investment diamonds. The flaws are normally invisible to the naked eye but they influence the value significantly. Clarity is graded as Flawless, Internally Flawless, Very Very Slightly Included, or Very Slightly Included. The first two grades, Flawless and Internally Flawless are the best for investment since they have the highest values and high rates of appreciation.

Certification and Shape

GIA certified diamonds are also the best for investment as well as round, oval, square, or radiant shapes.

Carl A. Jones, GIA GG

Carl A. Jones is a GIA Graduate Gemologist with over 20 years of experience in the diamond industry. He is an independent jewelry appraiser. He specializes in determining the value of diamonds and advising consumers on how to buy quality diamond jewelry.

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