The Comprehensive Guide to Buying an Emerald Diamond

Step into the refined world of emerald diamonds, where classic elegance meets modern sophistication, and the allure of timeless beauty captivates the heart of every beholder. This guide serves as your compass in the luminous universe of these exquisite gems, promising to illuminate the path towards acquiring an emerald diamond that doesn’t just meet your expectations but exceeds them in every conceivable way. Here, history and craftsmanship intertwine, telling the tale of a cut that has transcended centuries, evolving from the lush green depths of the emerald gemstone to the clear, icy brilliance of the diamond. With each step forward, we will delve into the essence of quality, unraveling the mysteries of cut, clarity, color, and carat to arm you with the knowledge needed to make an empowered decision.

Emerald Diamond Buying Guide 

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    The Allure and History of Emerald Cut Diamonds

    The emerald cut, with its origins dating back to the 1500s, was initially developed for emerald gemstones to reduce pressure during cutting and minimize chips in the gems. This technique was adapted for diamonds, leading to the birth of the emerald cut diamond. Characterized by its step cuts and an elongated rectangular shape with cut corners, this cut highlights the diamond’s clarity, offers a unique depth, and exudes a vintage appeal that has been celebrated through the ages. The emerald cut’s understated elegance has adorned the hands of many celebrities, from Kim Kardashian, Elizabeth Taylor to Beyoncé, each showcasing the timeless beauty and sophistication of this cut.

    The 4Cs of Emerald Diamonds: A Detailed Look

    How to Find An Ideal Cut Emerald 

    The beauty of an emerald-cut diamond lies in its precision and symmetry. Unfortunately, popular certificate companies like GIA technically don’t give emeralds a cut grade. Only rounds get a cut grade.  Emerald diamonds have too many lengths and variables at play to make a perfect blueprint like round diamonds.  So it’s very important to search with the right parameters in mind. The ideal emerald cut has a length-to-width ratio ranging from 1.35 to 1.50, providing that classic elongated look. A well-proportioned cut ensures a harmonious balance between length and width, enhancing the diamond’s elegance. The table and depth percentages are critical; an ideal table percentage ranges from 61 to 69%, and the depth percentage should be between 61 and 67%. These proportions maximize the stone’s ability to reflect light, offering a mirror-like effect rather than the sparkle of more brilliant cuts. Click Here to see an example of an ideal cut Emerald. 

    Cut is the most important C when it comes to diamonds.  It what makes the diamond sparkle and dazzle with light.  Buy your diamond correctly so you have th ebest diamond possible.  I created a pre filtered list, so you only have to alter slider to match carat size. 

    Excellent Very Good Example Stone
    Table% 61-69 57-60 | 70-72 Ideal Example 1
    Depth% 61-67 59-60.9 | 67.1-70 Ideal Example 2

    25% off your setting Plus 30%
    Off Lab Diamonds

    Different cut settings depending what you are trying to spend 

    Click on the buttons below to see a list of prefiltered diamonds with cut settings applied. You will have an option of yellow/rose gold rings, High Quality and Only The Best. 

    Natural Diamond Cut Settings

    Best Clarity For Emerald Diamonds

    Diamond Clarity takes on heightened importance in emerald diamonds. Due to their large, open facets, any inclusions or blemishes are more visible to the naked eye compared to other cuts. Selecting a diamond with a high clarity grade is crucial to ensure the stone’s transparency and maximize its elegant appearance. Look for diamonds graded VS2 or higher to find a balance between beauty and value. But Often, Vs1 and up will be the safest way to go. 

    Bad VS2 Example

    This is why VS1 is ideal, often VS2 will have a visual issue.  See the example here with a VS2 diamond.  Sometimes you will get lucky with a VS2 but its difficult. 

    Emerald clarity example

    Best Color For Emerald Diamonds

    While diamond color preferences can vary, the emerald cut diamond tends to reveal more color due to its cut style. Diamonds in the colorless to near-colorless range (D to H) are preferred to maintain the icy sophistication of the emerald cut. The larger you go, you want a G color and higher. The step cuts of the emerald diamond enhance the stone’s color, making a high-quality color grade essential for that pristine, elegant look.

    If you look at a J color emerald, you will see a tint of yellow. However, if using a rose/yellow gold ring, Take a look at this ring with a beautiful J color emerald. 

    Now if you are using a white gold or platinum ring, H color and up is the safest bet.  Take a look at This larger G color stunning Emerald.

    Carat: Size and Scale

    Carat weight affects an emerald diamond’s appearance and price, but due to the cut’s large table, even a lower-carat diamond can appear quite substantial. When selecting the carat size, consider the diamond’s measurements alongside its carat weight to ensure the diamond meets your expectations in scale and presence.

    Ideal Length to Width Ratio of Emerald Cut Diamonds and Its Importance

    The length to width ratio (L/W ratio) of an emerald cut diamond is a critical factor that significantly influences its overall appearance and appeal. This ratio determines the diamond’s shape, whether it is more elongated or closer to a square. Understanding and choosing the ideal L/W ratio can enhance the diamond’s elegance and ensure it aligns with personal preferences and style.

    Understanding Length to Width Ratio

    The length to width ratio is calculated by dividing the length of the diamond by its width. This measurement helps to visualize how proportionate the diamond is in terms of its elongation. For emerald cut diamonds, the L/W ratio plays a pivotal role in defining the stone’s character and how it interacts with light.

    Ideal Ratio for Emerald Cut Diamonds

    • Classic Emerald Shape: Traditionally, an emerald cut diamond is more rectangular. The ideal L/W ratio for this classic shape ranges from 1.35 to 1.50. This range ensures the diamond maintains its characteristic elongated appearance while providing enough surface area for the step cuts to display their mesmerizing play of light and shadow. Click here to see an emerald with a very short L/W , Now see the huge difference with a 1.50 L/W Emerald.
    • Square Emerald Cut (Asscher Cut): For those who prefer a squarer shape, often referred to as the Asscher cut when discussing emerald-type faceting, a L/W ratio closer to 1.00 to 1.05 is desirable. This shape retains the elegance of the step cuts while offering a more balanced geometric appearance.

    Importance of the L/W Ratio

    • Aesthetic Appeal: The L/W ratio directly impacts the diamond’s visual appeal. A well-proportioned emerald cut diamond will exhibit a harmonious balance, enhancing its beauty and the elegance of its step cuts. An ideal ratio ensures the diamond is neither too elongated nor too squat, appealing to a wide range of tastes.
    • Perceived Size: The L/W ratio can influence the perceived size of the diamond. A higher ratio (more elongated) can make the diamond appear larger on the finger, which might be desirable for those looking to maximize the visual impact of their diamond.
    • Style and Preference: Personal style and preference play a significant role in choosing the L/W ratio. Some may prefer a longer, more slender diamond for its sophisticated appearance, while others may opt for a squarer shape for its perceived stability and balance. The ideal ratio should align with the wearer’s aesthetic preferences and how they wish the diamond to be perceived.
    • Light Performance: Although emerald cut diamonds are known more for their clarity than their brilliance, the L/W ratio can still affect how light travels through the diamond. A well-proportioned diamond will offer the best balance between brightness and contrast, showcasing the unique beauty of its step cuts.

    Conclusion On Importance Of Length to Width Ratios

    The length-to-width ratio is a fundamental aspect to consider when selecting an emerald-cut diamond. It significantly affects the diamond’s appearance, style, and light performance. By understanding the importance of the L/W ratio and determining your personal preference, you can choose a diamond that not only meets your aesthetic desires but also embodies the timeless elegance that emerald cuts are celebrated for. Whether you prefer the classic elongated rectangle or a squarer shape, the right L/W ratio will ensure your emerald cut diamond is both beautiful and proportionally balanced.



    Emerald Engagement ring inspiration

    Pros of Emerald Diamonds

    1. Unique Elegance: Emerald cut diamonds are renowned for their understated elegance. Their elongated shape and step cuts create a hall-of-mirrors effect, which emphasizes the diamond’s clarity and produces a sophisticated flash of light.

    2. Vintage Appeal: With origins dating back to the Renaissance, emerald cut diamonds carry a vintage charm. This timeless appeal makes them perfect for individuals who appreciate jewelry with historical significance.

    3. Shows Larger for Its Carat Weight: Due to its elongated shape and large table (the flat top surface), an emerald cut diamond often appears larger than other diamonds of the same carat weight, offering a grand presence on the hand.

    4. Emphasizes Clarity and Color: The open table and step cuts of the emerald diamond allow for greater visibility into the stone, making it essential to choose high clarity and color grades. This cut showcases the purity and depth of the diamond beautifully.

    5. Cost-Effective: Compared to other popular cuts like the round brilliant, emerald cut diamonds can be less expensive per carat. This is because they often have a higher yield from the rough diamond, making them a great option for those seeking luxury on a budget.

    Cons of Emerald Diamonds

      1. Requires Higher Clarity: The same large facets that showcase an emerald diamond’s clarity can also make inclusions and blemishes more visible. Buyers might need to invest in a higher clarity grade to ensure the diamond looks clean to the naked eye.

      2. Less Brilliance: Emerald cut diamonds have less fire and brilliance compared to brilliant cuts like the round or princess cut. They produce a subtler sparkle, which might not appeal to those who prefer a more dazzling effect.

      3. Shows Color More Easily: Because of its cut, an emerald diamond can display more color than other cuts. Those seeking a completely colorless appearance may need to choose a higher (and often more expensive) color grade.

      4. Maintenance: The large table of an emerald cut diamond can act like a window, showing fingerprints and smudges more readily. This means it may require more frequent cleaning to keep it looking its best.

      5. Not as Traditional for Engagement Rings: While gaining in popularity, the emerald cut is not as traditional for engagement rings as the round brilliant. This might be a downside for those seeking a more conventional look.

    Best Settings For Emerald Diamonds

    Choosing the right setting for an emerald-cut diamond is crucial in enhancing its unique beauty and elegance. The setting not only secures the diamond but also complements its shape, maximizes its brilliance, and matches the wearer’s style. Here are some of the best settings for emerald-cut diamonds, each offering its own advantages:

    Solitaire Setting

    • Description: The solitaire setting, with its simple elegance, allows the emerald cut diamond to be the center of attention. A single diamond mounted on a plain band ensures that all eyes are drawn to the stone’s clarity and elongated shape.
    • Best For: Those who appreciate timeless simplicity and want their emerald cut diamond to stand out without any distractions.

    Pave Setting

    • Description: A pave setting features small diamonds encrusted along the band, adding extra sparkle and glamour to the overall appearance of the ring. This setting can make an emerald cut diamond appear even more luxurious and is perfect for someone looking for added brilliance.
    • Best For: Individuals seeking a combination of classic elegance and modern flair, with a touch of additional sparkle to complement the emerald cut.

    Halo Setting

    • Description: The halo setting encircles the emerald cut diamond with a frame of smaller diamonds. This not only enhances the diamond’s visual size and sparkle but also adds a protective layer around the center stone. A halo can be a single frame or a double halo for even more emphasis.
    • Best For: Those desiring to maximize the presence of their diamond on their finger, making it appear larger and more brilliant.

    Three-Stone Setting

    • Description: Symbolizing the past, present, and future, a three-stone setting features the emerald cut diamond flanked by two smaller stones. This setting can highlight the unique geometry of the emerald cut, offering a striking balance and symmetry.
    • Best For: Romantic individuals who love symbolism and want a setting that tells a story, while also accentuating the emerald cut’s elegance.


    When selecting a setting for an emerald cut diamond, consider not only the aesthetic appeal and how it complements the diamond’s characteristics but also the lifestyle and personal style of the wearer. Each setting offers different advantages, from enhancing the diamond’s size and brilliance to providing additional security. Whether you prefer the simplicity of a solitaire or the embellished glamour of a pave or halo setting, the right choice will elevate the beauty of your emerald cut diamond, making it a treasured piece for years to come.

    Your Journey to the Perfect Emerald Diamond

    In conclusion, emerald cut diamonds are a stunning choice that exude sophistication and elegance. They are ideal for someone who values clarity, appreciates a vintage look, and desires a diamond that appears larger for its carat weight. However, potential buyers should be mindful of the need for higher clarity and color grades, the subtler sparkle, and the maintenance requirements that come with this distinctive cut.

    Recommended Places To Buy

    For me to recommend any business, they must meet certain criteria. They must prove valuable to my clients in regards to How to buy a diamond savings and selection | EXPECT 20%-40% LOWER PRICES THAN TRADITIONAL JEWELERS |, time doing business(legitimacy), reputation, and return policy.

    James Allen Logo

    James Allen  has the highest volume in diamond sales in the web and now have 500,000 diamonds in their inventory.  They have industry leading diamond viewing technology.  The ability to see your diamond more clearly than in a physical retail store is a massive plus for you. JA has incredible costumer service and have a massive Lab created diamond consisting of HPHT diamonds in their inventory.

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    Feel free to reach out and send me a message. Do you want buying advice on How to buy a diamond or have you found a stone you wish for me to evaluate. Feel free to drop me a line and say hello. Advice is free.


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