Jewel How

Differences in Cleaning Natural vs. Lab-Grown Diamonds

As technology advances, the jewelry industry has seen a significant development with the introduction of lab-grown diamonds. While natural diamonds and lab-grown diamonds share similar optical and physical properties, they are not identical.

Differences in Cleaning Natural vs. Lab-Grown Diamonds

Understanding the distinctions between the two types is crucial when it comes to cleaning and maintenance to ensure their brilliance and longevity. In this blog post, we will explore the differences between natural and lab-grown diamonds, and how these distinctions impact the ways we care for and clean these precious gemstones.

What Sets Natural and Lab-Grown Diamonds Apart

Composition and Origin of Natural Diamonds

Natural diamonds are formed deep within the Earth’s mantle, under immense pressure and high temperatures over billions of years. They are created through a natural geological process, where carbon atoms bond in a unique crystal lattice structure, giving them their exceptional hardness and brilliance. These diamonds are mined from diamond-bearing deposits, often found in volcanic pipes, alluvial gravels, or deep underground, making their extraction a labor-intensive and environmentally impactful process.

The organic origin of natural diamonds adds to their allure, as each stone carries a distinct history, unique inclusions, and characteristics that reflect the Earth’s ancient geological processes. These qualities contribute to the rarity and sentimental value of natural diamonds, making them highly sought after for engagement rings, fine jewelry, and special occasions.

Creation Process and Characteristics of Lab-Grown Diamonds

Lab-grown diamonds, also known as synthetic or cultured diamonds, are engineered in controlled laboratory environments through two main methods: High Pressure High Temperature (HPHT) and Chemical Vapor Deposition (CVD).

In the HPHT process, a small natural diamond seed is placed in a press and subjected to high pressure and high temperature, causing carbon atoms to form around the seed and grow into a larger diamond crystal. CVD, on the other hand, involves the use of carbon-rich gases that deposit onto a substrate, forming diamond layers over time.

Despite their artificial creation, lab-grown diamonds share the same physical and optical properties as natural diamonds. They possess the same hardness, sparkle, and chemical composition, making them visually indistinguishable from natural diamonds to the naked eye.

However, lab-grown diamonds often have fewer inclusions and can be larger in size compared to natural diamonds at a lower cost, making them an attractive alternative for those seeking a more sustainable and budget-friendly option.

How the Differences Impact Cleaning and Maintenance

The distinct origins and creation methods of natural and lab-grown diamonds influence their cleaning and maintenance requirements. Due to their unique inclusions and potential natural imperfections, cleaning natural diamonds demands extra care and attention to avoid causing damage or altering their appearance.

Gentle cleaning methods, such as the soap and water technique, and avoiding abrasive substances are recommended to preserve their brilliance and structural integrity.

On the other hand, lab-grown diamonds, being created in controlled environments, have a higher level of predictability and consistency in their characteristics. This allows for the use of milder cleaning solutions and methods, such as a vinegar and water solution, without significant risks to the diamond’s appearance or durability. However, it’s essential to be cautious when dealing with lab-grown diamonds that have coatings or enhancements, as these may require specialized care to prevent damage.

Cleaning Natural Diamonds

Gentle Diamond Cleaning Techniques

Cleaning natural diamonds requires a delicate touch to protect their brilliance and avoid any potential damage. One of the most commonly recommended methods is the soap and water technique. Begin by filling a small bowl with warm water and adding a few drops of mild dish soap.

Gently place your diamond jewelry into the soapy water and let it soak for a few minutes. Next, use a soft-bristled brush, like a toothbrush, to carefully scrub the diamond’s surface, reaching into crevices and under settings.

Be sure to handle the jewelry with care to avoid loosening any prongs or settings during the cleaning process. After brushing, rinse the jewelry under warm running water and pat it dry with a clean, lint-free cloth.

Another option for gentle cleaning is the ammonia solution method. Create a mixture of equal parts ammonia and water in a small bowl and allow your diamond jewelry to soak for about 30 minutes. Gently brush the diamond as described above, and then rinse it thoroughly under running water. Finally, dry the jewelry with a soft cloth, being cautious not to apply excessive pressure that might lead to chipping or scratching.

Avoiding Abrasive Cleaning Methods

While natural diamonds are incredibly durable, certain cleaning methods can be too harsh and cause damage. Two common household items often suggested for cleaning purposes, toothpaste, and baking soda, should be avoided. Both substances have abrasive properties that can scratch the diamond’s surface or wear down the metal setting, compromising the overall appearance of the jewelry. Similarly, steer clear of using harsh chemicals or bleach, as these can react with the metal or weaken the settings.

Using Soft Brushes and Cloths

Choosing the right tools for cleaning your natural diamonds is essential to avoid accidental damage. Opt for soft brushes with fine bristles, such as a dedicated jewelry cleaning brush or a baby toothbrush, which can reach into tight spaces without scratching the diamond. Microfiber cloths are excellent for drying and polishing your diamond jewelry as they are soft, lint-free, and won’t leave any residue.

Steam Cleaning and Ultrasonic Cleaning Precautions

Steam cleaners and ultrasonic cleaning machines are popular for their convenience and ability to clean hard-to-reach areas. However, caution must be exercised when using these methods on natural diamonds. The high pressure and extreme heat generated by steam cleaners can loosen prongs or settings, leaving the diamond vulnerable to damage or loss. Ultrasonic cleaners can be safe for diamonds but may not be suitable for jewelry with certain gemstones or delicate settings, so it’s best to consult with a professional jeweler before using such equipment.

Cleaning Lab-Grown Diamonds

Lab-grown diamonds, being visually and chemically identical to natural diamonds, share similar cleaning requirements but with a few considerations due to their unique creation process. These diamonds can be cleaned using non-abrasive methods to maintain their brilliance and integrity.

Non-Abrasive Cleaning Solutions

Lab-grown diamonds are not immune to dirt and grime, but they can be safely cleaned with milder solutions. A simple and effective cleaning method involves using a mixture of warm water and mild dish soap.

Create the soapy solution in a small bowl and let your lab-grown diamond jewelry soak for a few minutes to loosen any dirt or oils. After soaking, gently scrub the diamond’s surface and settings with a soft-bristled brush, ensuring you reach all the nooks and crannies.

Avoid applying excessive pressure during scrubbing to prevent accidental damage to the diamond or its setting. Rinse the jewelry under warm running water to remove any soap residue and pat it dry with a soft, lint-free cloth.

For a more natural and gentle approach, you can use a vinegar and water solution. Mix equal parts of white vinegar and water in a bowl, and follow the same soaking, scrubbing, rinsing, and drying steps as described above. Vinegar acts as a mild solvent, effectively dissolving oils and grime without harming the diamond’s surface or brilliance.

Soft Brushes and Microfiber Cloths

As with natural diamonds, using soft-bristled brushes and microfiber cloths is crucial when cleaning lab-grown diamonds. These tools allow you to clean the diamond effectively without causing scratches or damage. Remember to use a separate, dedicated brush for your lab-grown diamond jewelry to avoid cross-contamination from abrasive substances that may be present on a brush used for other cleaning purposes.

Microfiber cloths are ideal for gently drying and polishing lab-grown diamonds. They are soft, lint-free, and will not leave behind any residue, ensuring your diamonds maintain their pristine appearance after cleaning.

Ultrasonic Cleaning: Yes or No?

Lab-grown diamonds can be cleaned using ultrasonic cleaning machines, but with caution. While these machines are efficient at removing dirt and debris from hard-to-reach areas, they might not be suitable for all types of jewelry.

Certain lab-grown diamonds may have been treated with coatings or enhancements, and the intense vibrations produced by ultrasonic cleaners could potentially compromise these treatments. Therefore, it is essential to check with a professional jeweler or the diamond manufacturer to ensure that your lab-grown diamond is compatible with ultrasonic cleaning.

Frequently Asked Questions (FAQs)

How Often Should I Clean My Diamonds?

The frequency of diamond cleaning depends on how often you wear them and how much dirt, oil, or debris they come into contact with. As a general guideline, it’s recommended to clean your diamond jewelry every few weeks to keep them looking their best. However, if you wear your diamonds daily or during activities that may cause them to get dirty or greasy, more frequent cleaning may be necessary.

Can I Use Commercial Jewelry Cleaning Solutions?

Commercial jewelry cleaning solutions can be effective for both natural and lab-grown diamonds, but it’s essential to read the instructions carefully and ensure they are safe for use with diamonds. Choose non-abrasive and gentle formulas that don’t contain harsh chemicals. If in doubt, test the cleaning solution on a small, inconspicuous area of the jewelry first to check for any adverse reactions.

Is It Safe to Clean Diamonds Set in Different Metals?

Cleaning diamonds set in different metals is generally safe, as long as you avoid using abrasive cleaning methods or harsh chemicals that may react with the metal. However, be mindful of any special care instructions for the specific metal used in your jewelry. For example, certain metals like silver may require extra care to prevent tarnishing.

Can I Clean My Diamond Jewelry at Home or Should I Always Seek Professional Help?

You can clean your diamond jewelry at home using the gentle cleaning techniques mentioned in this blog post. However, if your diamond jewelry has intricate settings or valuable sentimental or monetary value, seeking professional help is recommended. Professional jewelers have the expertise and specialized equipment to clean and inspect your diamonds thoroughly, ensuring they remain in optimal condition.

What Are the Tell-Tale Signs that My Diamond Needs Maintenance?

There are several signs that your diamond jewelry may need maintenance. If you notice a dull or cloudy appearance, it may be time for a cleaning. Additionally, if you see any loose or damaged prongs, or if the diamond feels loose in its setting, seeking professional help for repairs is crucial. Regular inspections by a professional jeweler can help detect any issues early on and prevent further damage.

Should I Be Concerned About Damaging the Diamond’s Brilliance During Cleaning?

Gentle cleaning methods, such as the soap and water technique or using vinegar and water, are designed to preserve the diamond’s brilliance without causing damage. By using soft brushes and microfiber cloths and avoiding abrasive substances, you can safely clean your diamonds without compromising their sparkle and shine. However, always exercise caution when using any cleaning method, especially with intricate settings or coated lab-grown diamonds, and consider seeking professional guidance if you’re uncertain.


In conclusion, the eternal allure of diamonds, whether natural or lab-grown, remains undeniable. These remarkable gemstones have the power to captivate and enchant us, serving as cherished symbols of love, commitment, and celebration. But with great beauty comes great responsibility. Proper cleaning and maintenance are vital to ensure that these precious stones continue to dazzle for years to come.