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Frequently Asked Questions

A lab-grown diamond necklace is a piece of jewelry that features diamonds created in a laboratory rather than being mined from the Earth. These diamonds are produced using advanced technologies like High Pressure High Temperature (HPHT) or Chemical Vapor Deposition (CVD). The lab-grown diamonds are then set into a variety of necklace designs, ranging from simple solitaires to more intricate designs with multiple diamonds, often surrounded by gold, platinum, or other metals. 

Lab-grown diamonds can be used in necklaces in much the same way as natural diamonds. Here’s how they are commonly incorporated: 

  • Solitaire Necklaces: A single lab-grown diamond can be set in a pendant design. This is a classic and timeless style where the diamond is often set in a simple prong or bezel setting and hung on a chain. 
  • Diamond Tennis Necklaces: Similar to tennis bracelets, these necklaces feature a continuous line of small diamonds, set in a secure channel or prong setting. Lab-grown diamonds are often used in these designs, offering a sparkling and elegant look. 
  • Cluster or Halo Necklaces: Multiple lab-grown diamonds are grouped together in a cluster or arranged around a central larger diamond (halo style), creating a more dramatic effect. These necklaces often have intricate designs and are popular for formal occasions. 
  • Drop or Dangle Necklaces: In these designs, lab-grown diamonds are suspended from a pendant, often with a chain that allows the diamond or cluster of diamonds to dangle freely. This style is particularly popular in evening jewelry and can add elegance and movement to a necklace. 
  • Heart-Shaped or Custom-Shaped Necklaces: Lab-grown diamonds can be cut into any shape, including heart-shaped, pear-shaped, oval, or cushion-shaped diamonds, which can be used to create personalized and unique necklace designs. 
  • Choker and Statement Necklaces: Lab-grown diamonds can be incorporated into larger, bold statement necklaces or choker-style necklaces for a striking look. These pieces may feature a few larger diamonds or many smaller ones set in a dramatic design. 

There are several advantages to choosing a lab-grown diamond necklace over a natural diamond necklace: 

  • Cost-Effective: Lab-grown diamonds are typically 20-40% less expensive than natural diamonds, allowing you to buy a larger or higher-quality diamond necklace for a lower price. This means you can get more sparkle and size for your budget. 
  • Environmental Impact: The production of lab-grown diamonds typically has a lower environmental impact compared to diamond mining. Lab-grown diamonds are made in controlled environments, which can reduce these environmental concerns. 
  • Customization: Lab-grown diamonds can be made in a variety of shapes, sizes, and qualities, offering more opportunities for customization in your necklace design. Whether you want a specific color or clarity, lab-grown diamonds can meet your exact specifications. 
  • Transparency: When buying a lab-grown diamond necklace, you can often trace the origin of the diamonds. You know exactly how the diamonds were made, which is not always possible with natural diamonds due to complex supply chains. 

Yes, lab-grown diamonds are just as durable as natural diamonds. Both types of diamonds share the same fundamental characteristics: 

  • Hardness: Diamonds, whether natural or lab-grown, have a hardness of 10 on the Mohs scale, meaning they are incredibly resistant to scratching. 
  • Toughness: Lab-grown diamonds are just as tough as natural diamonds, making them suitable for use in jewelry that is worn daily, like necklaces. They are resistant to breaking or chipping under normal wear. 

While the diamonds themselves are just as durable, the overall durability of the necklace also depends on the setting and the metal used. For example, platinum and 18k gold are highly durable metals that work well with diamonds. 

Yes, lab-grown diamonds in necklaces can be certified by reputable gemological laboratories, such as the Gemological Institute of America (GIA), International Gemological Institute (IGI), and American Gem Society (AGS). Certification ensures that the diamond's quality has been professionally evaluated. The certificate typically includes: 

  • Carat weight 
  • Cut quality 
  • Clarity 
  • Color grade 

Certification also confirms whether the diamond is natural or lab-grown, and many certificates for lab-grown diamonds will specify their origin. 

The setting of a lab-grown diamond plays a crucial role in the appearance and overall aesthetic of a necklace. Different settings can enhance or diminish the visual appeal of the diamond: 

  • Prong Setting: The diamond is held in place by metal prongs, allowing maximum light exposure to the diamond, which enhances its brilliance and sparkle. This setting is often used in solitaire necklaces and can make the diamond appear larger. 
  • Bezel Setting: A metal rim surrounds the diamond, giving it a sleek, modern look. While it may limit some light exposure compared to a prong setting, it offers greater protection to the diamond and is ideal for more active lifestyles. 
  • Halo Setting: A halo of smaller diamonds surrounds a central lab-grown diamond. This style increases the overall sparkle of the necklace and can make the central diamond appear larger, offering a luxurious look. 
  • Pavé Setting: Small diamonds are set closely together with tiny beads of metal, creating a continuous surface of sparkle. This setting is often used in more elaborate necklace designs, adding extra brilliance. 
  • Channel Setting: Diamonds are set within a metal channel, creating a sleek, uninterrupted row of diamonds. This setting is ideal for tennis-style necklaces and offers a clean, modern look. 
  • Tension Setting: The diamond is held in place by the tension of the metal, creating the illusion that the diamond is floating. This setting is dramatic and contemporary, allowing the diamond to be displayed prominently. 

The choice of setting influences how the lab-grown diamond reflects light, its perceived size, and its overall visual impact in the necklace. 

There are many styles of lab-grown diamond necklaces, each with its own charm and appeal. Some of the most popular include: 

  • Solitaire Pendant: A single lab-grown diamond set in a simple pendant, often used in a chain for a timeless and elegant look. 
  • Tennis Necklace: A continuous line of diamonds set in prongs or channels. These necklaces are elegant and classic, perfect for adding a touch of sparkle to any outfit. 
  • Halo Necklace: A central diamond surrounded by smaller diamonds, creating a halo of sparkle. This style enhances the central diamond's appearance and is often used in engagement-style necklaces. 
  • Heart-Shaped Diamond Necklace: Lab-grown diamonds cut into a heart shape are often used in romantic necklaces, perfect for special occasions like anniversaries or Valentine's Day. 
  • Cluster Necklace: A design where several smaller diamonds are grouped together to create a larger, more dramatic look. This style is often used for pendants and statement necklaces. 
  • Bar Necklace: A sleek, modern design where diamonds are set in a horizontal bar, offering a contemporary, minimalist look. 
  • Drop or Dangle Necklace: Lab-grown diamonds suspended from a chain or setting, often in elegant designs that feature diamonds hanging vertically or in a cascading fashion. 
  • Choker Necklace: A trendy and bold style that sits close to the neck, often featuring diamonds in a pavé or bezel setting. 
  • Custom Designs: Lab-grown diamonds are customizable in terms of size, shape, and color, which means you can create a one-of-a-kind necklace to suit your style and preferences. 

To ensure the quality of lab-grown diamonds in a necklace, consider the following: 

  • Certification: Always ask for a certification from a reputable gemological laboratory, such as GIA or IGI, to verify the diamond's quality in terms of carat, cut, color, and clarity. 
  • Reputable Jewelers: Choose a trusted jeweler like 47 Jewelry who specializes in high-quality lab-grown diamonds. We provide reviews and ratings to illustrate our reputation for craftsmanship and customer service. 
  • Warranty and Return Policies: A reputable jeweler will offer a warranty or a return policy. 47 Jewelry offers a warranty and return policy to ensure that you have a safety net in case there are issues with the band or diamonds after purchase. 
  • Visual Inspection: Lab-grown diamonds should look and sparkle just like natural diamonds. If you have doubts, you can have the necklace examined by a certified gemologist to ensure the diamonds are of high quality. 
  • Transparency and Traceability: 47 Jewelry provides clear information about the origin of the lab-grown diamonds and the methods used to create them. We ensure ethical sourcing practices and offer transparency about the production process.