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LIMITED TIME ONLY: 20% off Lab Grown Diamonds with code LAB20

lab grown diamonds

Certified Lab-Grown Diamonds

Quality diamonds shouldn’t cost a fortune. Discover Ritani’s lab-grown diamonds certified by reputable agencies like the GIA and IGI. Each of these lab diamonds is top-tier quality and priced to fit your budget. Get the perfect diamond, without breaking the bank. Once you find the right lab-grown diamond, add it to a handcrafted engagement ring setting or pendant, or purchase it loose.

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At Ritani, we believe that lab-grown diamond shopping should be simple. Explore certified lab diamonds online and choose delivery straight to your doorstep or pick-up at a location near you. Use our easy-to-use filters to narrow down your search and discover lab-grown diamonds in all shapes and sizes. Whether you’re looking for a 1-carat round lab diamond or a 10-carat oval lab diamond, we have it all. If you’re still not sure about which stone to pick, you can schedule a virtual appointment with a gemologist to narrow down your search.

Want to see your lab diamond ring before you commit? Take a look at your lab diamond up close before buying. We offer in-person preview with one of our diamond pros for orders $1,500 or more. There’s never any pressure to make a purchase. Reach out for more info.

Unique Lab Diamond Engagement Rings

Why Buying Lab Diamonds at Ritani Makes Sense

We are committed to simplifying the lab diamond shopping and delivering complete transparency in all aspects of the buying process. Browse our incredible selection of certified loose, earth-grown diamonds, conveniently accessible online for delivery or pick-up at designated locations.

Lab-grown diamonds are real diamonds with the same properties as earth-grown ones. Find out why they’re a smart, popular, and cost-effective choice for your perfect ring. Explore their pros and cons, learn the differences between lab-grown diamonds and natural diamonds, and see how they’re created.


Loose Lab Diamond held by diamond tweezers being analyzed by a gemologist.
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You deserve the best. We make it easy to find lab-grown diamond deals—look for the ‘Best Value’ badge on our lowest-priced lab diamonds.

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We show you everything—every cost, every markup, all laid out so you know exactly what you’re paying for. No confusion, no surprises, just total clarity with every lab-grown diamond, every step of the way.


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Frequently Asked Questions

  • Are synthetic diamonds the same as lab grown diamonds?
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    Yes, synthetic diamonds, also known as lab grown, lab created, or man made diamonds, are diamonds that are created in a controlled laboratory environment using advanced technological processes that mimic the natural diamond formation process.

  • How do synthetic diamonds compare to natural diamonds in terms of quality?
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    Synthetic diamonds have the same physical, chemical, and optical properties as natural diamonds. They are graded using the same 4Cs (Cut, Clarity, Color, and Carat weight) grading system and can be of equal or higher quality than natural diamonds.

  • Are lab created diamonds less expensive than natural diamonds?
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    Yes, lab created diamonds are typically 20-40% less expensive than natural diamonds of similar quality and size, making them a more affordable option for many consumers.

  • Can synthetic diamonds be detected by diamond testers?
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    Most standard diamond testers cannot distinguish between synthetic and natural diamonds. However, specialized equipment, such as spectroscopy machines, can identify the origin of a diamond.

  • Are man made diamonds a sustainable choice?
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    Yes, man made diamonds are a more sustainable choice compared to mined diamonds. They have a smaller environmental footprint and require less energy and resources to produce.

  • Can lab grown diamonds be set in any precious metal?
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    Yes, just like natural diamonds, lab grown diamonds can be set in any precious metal, such as gold, platinum, or silver.

  • Are synthetic diamonds available in fancy colors?
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    Yes, synthetic diamonds can be created in a wide range of fancy colors, including pink, blue, yellow, and even red, which are rare and expensive in natural diamonds.

  • Do diamonds created in a lab come with a warranty?
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    Many reputable lab grown diamond retailers offer warranties on their products, covering manufacturing defects and ensuring customer satisfaction.

  • Are man made diamonds a popular choice for millennials?
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    Yes, man made diamonds are increasingly popular among millennials, who value affordability, sustainability, and ethical sourcing.

  • Can lab created diamonds be custom-made?
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    Yes, many lab grown diamond retailers offer custom design services, allowing customers to create unique, personalized jewelry pieces.
  • Are synthetic diamonds a good choice for wedding bands?
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    Yes, synthetic diamonds are a great choice for wedding bands, as they offer the same durability and beauty as natural diamonds at a more affordable price point.
  • How do I choose a reputable retailer for man made diamonds?
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    When choosing a retailer for man made diamonds, look for companies that provide certified diamonds, have a good reputation, and offer transparent information about their products and practices.
  • Are lab grown diamonds a good choice for anniversary gifts?
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    Yes, lab grown diamonds make excellent anniversary gifts, as they symbolize love and commitment while offering better value and sustainability compared to mined diamonds.
  • Can synthetic diamonds be used in other industrial applications?
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    Yes, synthetic diamonds are used in various industrial applications, such as cutting tools, abrasives, and high-performance electronics, due to their hardness and thermal conductivity.
  • Are diamonds created in a lab a good choice for those with metal allergies?
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    Yes, diamonds created in a lab can be a good choice for those with metal allergies, as they can be set in hypoallergenic metals like platinum or titanium.
  • Are there any tax benefits to purchasing man made diamonds?
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    In some countries, man made diamonds may be subject to lower tax rates compared to natural diamonds, as they are not considered "precious stones" for tax purposes.
  • Can lab created diamonds be used in men's jewelry?
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    Yes, lab created diamonds can be used in men's jewelry, such as cufflinks, tie pins, or rings, offering a stylish and affordable alternative to natural diamonds.
  • Are synthetic diamonds a good choice for promise rings?
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    Yes, synthetic diamonds are a great choice for promise rings, as they symbolize love and commitment without the high cost associated with natural diamonds.

  • Can man made diamonds be used in vintage-style jewelry?
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    Yes, man made diamonds can be used in vintage-style jewelry, as they can be cut and set to mimic the styles of different eras.
  • Are lab grown diamonds a good choice for those with active lifestyles?
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    Yes, lab grown diamonds are a good choice for those with active lifestyles, as they have the same durability and hardness as natural diamonds, making them resistant to damage.

  • Can diamonds created in a lab be used in religious or cultural ceremonies?
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    Yes, diamonds created in a lab can be used in religious or cultural ceremonies, as they hold the same symbolic meaning and value as natural diamonds.
  • Are synthetic diamonds a good choice for those looking to upgrade their existing jewelry?
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    Yes, synthetic diamonds are a great choice for those looking to upgrade their existing jewelry, as they offer larger, higher-quality stones at a more affordable price compared to natural diamonds.
  • Can man made diamonds be used in jewelry for children?
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    Yes, man made diamonds can be used in jewelry for children, such as earringsor pendants, offering a safe and affordable option for gift-giving.

  • Are lab created diamonds a good choice for those with a limited budget?
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    Yes, lab created diamonds are an excellent choice for those with a limited budget, as they offer the same beauty and quality as natural diamonds at a more accessible price point.
  • Can synthetic diamonds be used in jewelry for pets?
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    While not common, synthetic diamonds can be used in jewelry for pets, such as collars or tags, adding a touch of glamour to your pet's accessories.
  • Are diamonds created in a lab a good choice for those who travel frequently?
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    Yes, diamonds created in a lab are a good choice for those who travel frequently, as they are durable and resistant to damage, making them ideal for everyday wear.
  • Can man made diamonds be used in jewelry for special occasions?
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    Yes, man made diamonds can be used in jewelry for special occasions, such as weddings, graduations, or birthdays, offering a beautiful and meaningful gift option.

  • Are lab grown diamonds a good choice for those who want to stack multiple rings?
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    Yes, lab grown diamonds are a great choice for those who want to stack multiple rings, as they offer a more affordable way to create a stunning, layered look.
  • Can synthetic diamonds be used in jewelry for office wear?
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    Yes, synthetic diamonds can be used in jewelry for office wear, such as stud earrings or a simple pendant, adding a touch of sophistication to your professional attire.

  • Are diamonds created in a lab a good choice for those who want to create a custom engagement ring?
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    Yes, diamonds created in a lab are an excellent choice for those who want to create a custom engagement ring, as they offer a wide range of options in terms of size, color, and quality, allowing for greater design flexibility.

  • Can man made diamonds be used in jewelry for outdoor activities?
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    Yes, man made diamonds can be used in jewelry for outdoor activities, such as hiking or camping, as they are durable and resistant to damage from the elements.
  • Are lab created diamonds a good choice for those who want to create a unique jewelry piece?
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    Yes, lab created diamonds are a great choice for those who want to create a unique jewelry piece, as they can be used in a variety of creative designs and settings.

  • Can synthetic diamonds be used in jewelry for formal events?
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    Yes, synthetic diamonds can be used in jewelry for formal events, such as galas or black-tie affairs, offering a stunning and sophisticated look at a more affordable price compared to natural diamonds.
  • Are diamonds created in a lab a good choice for those who want to invest in a timeless piece of jewelry?
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    Yes, diamonds created in a lab are a good choice for those who want to invest in a timeless piece of jewelry, as they offer the same beauty and durability as natural diamonds, ensuring that your piece will remain stunning for generations to come.

  • Can man made diamonds be used in jewelry for everyday wear?
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    Yes, man made diamonds can be used in jewelry for everyday wear, such as simple stud earrings or a delicate pendant, offering a beautiful and affordable way to add a touch of sparkle to your daily look.

  • Do lab grown diamonds hold their value?
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    Lab-grown diamonds have many pros and cons, and you’re a smart shopper for doing your research before making such an important purchase! While they’re very affordable, they’re also very easy to produce. Being so readily available means that they may not hold their value the way that natural diamonds do. Lab-grown diamonds are better suited as a gift for your loved ones to wear and enjoy rather than an investment.

  • Why are lab-grown diamonds so expensive?
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    At Ritani, we make an effort to competitively price our lab-grown diamonds. The price of a diamond, whether it is lab-grown or mined, can vary greatly depending on its quality. It’s possible to find a more affordable lab-grown diamond when you shop online and choose the right 4 Cs (Cut, Color, Clarity, and Carat). To find the right lab-grown diamond for your budget, reach out to one of our diamond experts for assistance, and don’t forget to look for diamonds on our site with a Best Value badge!

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