Journal · By Our Bench Jewelers
Lab Grown Diamond Price Per Carat (2026)
Published December 31, 1969 · Written by the Holycome atelier team, Wuzhou China
Lab diamond prices have dropped roughly 70% since 2020. As of 2026, a factory-direct 1ct round D-VVS lab diamond costs around $180–$260. A 2ct is $450–$700. A 3ct is $1,000–$1,500.
Set in 14K gold, a finished engagement ring comes in around $600–$1,200 depending on the design.