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Loose Round Cut Lab Diamonds

Explore Premium Lab Grown Diamonds

Discover the unmatched quality and affordability of Ritani's lab grown diamonds. Our collection features a wide range of GIA and IGI-certified loose lab diamonds, ensuring the perfect fit for any budget. Embrace the future with our ethically sourced and sustainably produced diamonds, offering transparent and competitive pricing for a conscious choice without compromise.

We offer our customers the opportunity to view and try on their lab diamond engagement rings before buying, to ensure the diamond ring matches their precise specifications. To ensure that your lab engagement ring is truly what you want, schedule a free, no-obligation, in-person preview of your engagement ring with a Ritani Specialist in your area. Please note that in-person previews apply to orders that are $1,500 and up.  

Ritani Preview Showroom where you would view your lab diamonds.
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.

Best Selling Lab Diamond Settings

Lab-grown diamonds are real diamonds that have the same chemical, physical, and optical properties as earth-grown diamonds. Learn why lab-grown diamonds are the most cost-effective choice.



Loose Lab Diamond held by diamond tweezers being analyzed by a gemologist.

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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 earrings or 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.

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