Lab-Grown Diamonds
Identical chemistry, identical sparkle — at a fraction of the price. Here's everything you need to know before you fall in love.
What Are Lab-Grown Diamonds?
A lab-grown diamond is a real diamond — real carbon crystals grown in a laboratory that replicates the heat and pressure deep within the earth. The result is chemically, physically and optically identical to a natural diamond. The only difference is origin: one is mined from the ground, the other is grown above it.
Lab-Grown vs Natural Diamonds
The two are visually indistinguishable to the naked eye and grade identically under laboratory inspection. For a detailed breakdown of price, resale, quality and origin, read our complete comparison guide.
Why Choose Lab-Grown?
- Up to 50–70% less expensive — a bigger stone, a better cut, within the same budget.
- Every stone is IGI-certified — independent, third-party grading that protects your purchase (see what IGI certification means).
- Built to last — identical hardness and durability to natural diamonds, made for a lifetime of wear.
Curious about the broader movement? Learn why lab-grown diamonds are the future of jewelry.
Every Stone Comes Certified
Each Pure Brilliant Jewels diamond ships with an IGI certificate — an independent report grading the 4 Cs: cut, color, clarity and carat weight. It's your written guarantee of quality and authenticity.
Find Your Stone
Ready to see the sparkle in person? Browse our lab-grown diamond engagement rings, or explore the full handcrafted collection of rings and eternity bands — all set in solid 14K gold.
Quick Answers
Have more questions? Our lab-grown diamond FAQs answer the most-asked questions, and the general FAQ page covers ordering, shipping and care.