Why Choose a Lab Diamond Necklace Instead of a Natural Diamond Necklace?

Lab-grown diamonds can cost about 75% less than natural diamonds while offering the same sparkle and brilliance. In 2025, a one-carat lab-grown diamond necklace cost around $1,000, compared with about $4,200 for a natural diamond necklace of the same weight.

That price gap alone explains why so many people start their necklace search in the lab-grown aisle these days.

Both are real diamonds. Same carbon structure, same hardness, same brilliant sparkle.  So the real question was never about which one's "fake", because neither is.

Lab-Grown Diamond Necklace vs. Natural: The Real Difference.

Lab-grown diamonds have many similarities to natural diamonds. Such diamonds can provide the same brilliance, durability and beauty in necklaces. The two main differences between the two are: their source and their price.

Where They Come From

Natural diamonds take billions of years to develop underground. Lab diamonds can be created in a few weeks through heating and pressurization.  Chemically, the two are the same.

Price Gap

Lab-produced diamond necklaces tend to be 60% to 70% less expensive than natural ones.

The gap provides customers the opportunity to pick a more costly and bigger stone necklace without necessarily spending more money on the purchase.

Strength and Sparkle: Lab Grown Diamond Necklaces Match the Real Thing

Laboratories grade both necklaces against identical standards. A trained jeweler can't tell them apart by eye alone. Identifying the origin takes lab equipment capable of reading growth patterns or inclusions. Most synthetic diamonds will have a tiny laser inscription on the girdle, but they can still pass hand-held diamond testers because they conduct heat in the same manner as natural diamonds.

• Both have achieved a score of ten on Mohs’ scale of hardness.
• Having a refractive index between 2.417 and 2.419 suggests that they have high brilliance.
• Cut, color, clarity, and carat determine their value.

Lab Diamond Necklace Settings and Designs

Lab-grown diamond necklaces suit almost any setting style. Since the stones come in such clean cuts and clarity, jewelers have more room to get creative with the design.

Popular Setting Styles

• Prong settings let the necklace's center stone show off its full sparkle
• Bezel settings wrap around the stone for extra protection during daily wear
• Halo settings surround the center diamond with smaller stones, making it look bigger
•  Pendant designs make sure that your necklace remains simple and chic all the time

Today, the custom-made necklace design is quite popular due to the variety of diamond shapes and sizes. Oval, round, and cushion cuts are some of the most popular options for necklace pendants, each providing a unique look that can complement various styles and preferences.

Besides, the metal itself will define the design since the classic appearance of white gold is always in fashion, while yellow gold will give you a classic look, whereas rose gold can be modern.

It is easy to combine the aspects of beauty and versatility with a custom lab-created diamond necklace.

Understanding the 4Cs of Lab Grown Diamonds

The 4Cs are a universal benchmark that is utilized for evaluating all diamonds and even man-made diamonds are graded on the same benchmarks as natural diamonds.

The Four Factors

• Carat: measures the diamond's weight and size.
• Cut: affects how much the diamond sparkles.
• Color: graded from colorless to slightly tinted.
• Clarity: checks for tiny internal marks.

A necklace made of well-cut diamond may look more brilliant than a necklace made from a bigger diamond that is poorly cut. Clarity is not really as important to the untrained eye as many consumers think.

The standards used by both GIA and IGI in grading artificial diamonds are the same. You have got the best bargain once you get a balance of all the above factors.

Why More Buyers Are Switching to Lab Diamond Necklaces

It’s obvious from the demand itself. As noted by Knot Worldwide, in 2025, the percentage of people who opted for laboratory-grown engagement rings was 61%, which was 52% previously. The same is true for the necklaces.

Bigger Stones, Smaller Price Tags

Diamond necklaces that have been grown in laboratories are usually priced at 60 to 70 percent lower than natural diamond necklaces. The savings will allow customers to buy a bigger diamond necklace since it is priced at a lower cost, even though it will be certified just like a natural diamond necklace.

Same Quality, Real Certification

Diamonds produced through laboratory creation aren’t fake diamonds. They have the same properties as diamonds mined from nature.

A Cleaner Choice

The process of mining for diamonds affects both the environment and people. Lab-created diamonds don’t have to go through all this. Many young customers prefer lab-grown diamond jewelry to reflect both their style and values.

Faster Access, Less Waiting

Sourcing natural diamonds for custom pieces can take months. Lab-grown diamonds are often easier to source in specific cuts and sizes for making lab-grown diamond necklaces, so custom orders move faster as a result.

A Smart Long-Term Pick

Lab-grown diamond necklaces fit modern budgets without compromising on quality. Customers will get certified beauty, ethical sourcing, and real savings in one single deal.

Lab Grown vs Natural Diamond Necklace at a Glance

Environmental Impact of a Lab Diamond Necklace

Mining natural diamonds can have environmental impacts. There is huge wastage of soil in order to mine for only one carat. There is also a lot of carbon dioxide released into the atmosphere from this practice.

What Lab Grown Diamonds Avoid

• No large-scale digging or land disruption.
• No deforestation near mining sites.
• No damage to local ecosystems.

However, lab-grown diamond necklaces are grown within the confines of a laboratory environment. Solar energy is now being used in some laboratories in order to create such necklaces, which helps reduce carbon footprints even more.

Lab-grown diamond necklaces allow one to be beautiful without any harm to the environment.

About DKL Jewelry

DKL Jewelry produces over 50,000 carats of lab-grown diamonds each month, with its products available in more than 80 countries worldwide. Every diamond used in its jewelry is certified by IGI or GRC and evaluated according to the 4Cs: cut, color, clarity, and carat. The company uses 18K yellow, white, and rose gold, along with platinum, for its jewelry designs.

Popular lab diamond necklaces include:

• An everyday wear round cut lab-grown diamond necklace.
• The heart shaped 1.178 carat lab grown diamond necklace makes an ideal anniversary gift.
• A wedding suitable lab-grown diamond necklace weighing 1.75 carat with either 18k or 14k gold mounting.
• The completely customized 14k gold CVD diamond pendant enables choosing both shape and carat of your diamond.

If you need either a ready to use product or a completely customized one, DKL jewelry combines true professionalism with affordable pricing, which is why so many jewelers prefer them as a reliable source of supply.

Tips for Choosing Your Lab Diamond Necklace

A few checks will protect you at the point of purchase.

• Ask for the IGI or GRC report before you pay any deposit.
• Match the chain metal to the jewelery you already wear daily.
• Select a bezel setting for active wear and prongs for extra sparkle.
• Confirm the chain length first, since it changes how a pendant sits.
• Place custom orders early, because handmade settings take time.