a jeweler examining two identical diamond rings labeled “Lab” and “Natural 2025,” comparing the brilliance of lab-grown and mined diamonds under warm lighting

Lab Diamonds vs Natural Diamonds | Johnny Dang 2025


Lab Diamonds vs Natural Diamonds: Price, Perception & The Shift in 2025

Quick answer: Lab-grown diamonds look the same as natural ones to the eye but cost a fraction of the price, which is why they now account for 61% of U.S. engagement ring purchases even as some traditional buyers still prefer mined stones.

Celebrity jeweler Johnny Dang discusses how lab diamonds are shaking the luxury jewelry world as natural diamond prices fall. This moment marks a turning point in how consumers define value, rarity, and authenticity.

The Market Is Changing, and Fast

In a recent segment from KHOU 11 News, Houston’s renowned jeweler Johnny Dang shared his insight on the dramatic shift hitting the diamond market. De Beers reported an underlying EBITDA loss of $189 million for the first half of 2025, after cutting rough diamond prices significantly in the second quarter to move goods. Meanwhile, demand for lab-grown diamonds continues to surge, reshaping the definition of fine jewelry value.

KHOU 11: Johnny Dang shares how lab diamonds are changing the jewelry business.

Lab Diamond vs Natural: A Generational Divide

Johnny Dang notes that while many of his long-time celebrity clients, especially in hip-hop culture, still view lab diamonds as “fake”, younger generations and first-time buyers see them as the smarter choice. His clients spend millions regardless, but the new wave of buyers is focused on transparency and stones created without mining, rather than tradition.

This divide mirrors broader trends: 61% of couples married in 2025 chose a lab-grown diamond engagement ring, according to The Knot. What once symbolized status now symbolizes awareness and values.

The Price Gap Is Impossible to Ignore

In the KHOU segment, the anchors compare two identical diamond pieces: one mined, one lab-grown. Both appear indistinguishable to the eye, yet the lab diamond costs less than a third of the natural equivalent. This aligns with market data: CNBC reported that lab-grown diamonds can sell for around one-tenth the price of a comparable natural diamond.

As Future Jewelry explains, the gap widens at larger carat sizes, proof that technological progress is rewriting luxury economics.

Perception vs Reality

Even Johnny Dang, famous for his custom grills and million-dollar creations, admits that no human eye can tell the difference between a lab and a mined diamond. GIA agrees that the differences can only be detected by trained gemologists and sophisticated equipment. Yet perception in certain circles remains tied to the myth of rarity.

As the video concludes, even the news anchors could not correctly identify which jewelry piece contained the lab diamond. The takeaway? The difference isn’t in the sparkle. It’s in the story consumers choose to believe.

The Future of Fine Jewelry

Natural diamond prices have weakened, with De Beers cutting rough prices in 2025. Lab-grown prices have fallen much further: De Beers said in 2025 that lab-grown prices had fallen over 90%. And the shift in engagement rings has already happened in the U.S., where lab-grown center stones account for 61% of all engagement ring purchases. Jewelers who adapt early will thrive in this new era of lab-grown luxury.

At Future Jewelry, we see lab diamonds not as replacements, but as refinements: the next step in centuries of craftsmanship. They combine science, beauty, and integrity in a way that aligns with modern values. One honest caveat: the resale market for lab diamonds is small, so resale value is low and uncertain. Buy one to wear, not to resell.

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Reference video: KHOU 11: Johnny Dang on Lab-Grown vs Natural Diamonds (2025)

© Future Jewelry

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Frequently Asked Questions

Can anyone tell a lab diamond from a mined diamond by eye?

No. No human eye can tell the difference, and in the KHOU 11 segment even the news anchors could not correctly identify which piece held the lab diamond. GIA says the differences can only be detected by trained gemologists using sophisticated equipment.

Why do some people still think lab diamonds are fake?

Mostly perception, not science. Some long-time luxury buyers still tie value to the idea of rarity, while younger generations and first-time buyers see lab diamonds as the smarter choice. Lab diamonds are real diamonds, and their differences from mined stones can only be detected with sophisticated equipment.

Are natural diamond prices going down?

Yes. Natural diamond prices have weakened, and rough diamond prices were cut significantly in 2025 to move goods. Lab-grown prices have fallen much further, by over 90%, which is why the price gap between lab and natural diamonds keeps getting harder to ignore.

How much less does a lab diamond cost than a natural diamond?

Often a small fraction of the price. In the KHOU 11 comparison, the lab diamond cost less than a third of its natural equivalent, and CNBC reported that lab-grown diamonds can sell for around one-tenth the price of a comparable natural diamond. The gap tends to widen at larger carat sizes.

Should I buy a lab diamond to resell later?

No. The resale market for lab diamonds is small, so resale value is low and uncertain. A lab diamond is best bought to wear and enjoy, since it looks the same as a natural diamond to the eye at a much lower price.