Yes, lab-grown diamonds are real diamonds with the same carbon crystal structure as mined stones. Learn the key differences, grading terms and buying checks.
As-grown lab diamonds have no post-growth treatment; treated lab diamonds do. Learn how treatments affect color, clarity, grading reports and buying decisions.
Lab-grown diamond prices vary more between retailers than natural prices do. We priced identical IGI-certified lab diamonds at four retailers on the same day and scored each on verification, returns and expert access.
A 1 carat round lab-grown diamond at G color, VS1 clarity and Excellent cut costs $500–$1,200 in 2026 from major online retailers. Here is the verified range by shape, what pushes a stone to either end, and where the lowest prices were.