Lab-grown diamond wholesale prices declined 13% year over year in Q2 2026, but the pace of decline is slowing. See the latest LGD Wholesale Price List, price index, retail trends, and market analysis.
LGD Wholesale Price List
The LGD Wholesale Price List by diamond industry analyst Edahn Golan is based on transaction prices as traded by lab-grown diamond polishers.
LGD Wholesale Price List Down 14%: A Q1 2026 Roundup
The Q1 2026 Lab-Grown Diamond Wholesale Price List is in, and it points to a further 14% decline in LGD prices. In this quarterly roundup, we break down what’s driving the continued slide, from soft trading activity to mounting inventory pressures, and what it means across the pipeline. We also flag the launch of the Diamond Dudes podcast for a more informal read of the same market shifts.
Lab-Grown Diamond Wholesale Prices Down 26% in 2025, Signs of Stabilization Emerge
In 2025, lab-grown diamond wholesale prices fell 26% year on year, marking the slowest pace of quarterly decline since the category emerged.
Lab Diamond Wholesale Prices Sink 9% QoQ
In the third quarter, lab diamond wholesale prices fell 9% from the previous quarter and by 37% YoY.
US retailers’ costs plummeted 22% year on year, while retail prices fell 5% from Q2 and 14% year on year.
Lab-Grown Diamond Wholesale Prices Drop 7% in Q2
The first quarter of this year saw a further drop in the LGD wholesale price list, particularly for round-shaped goods. The average trading wholesale price of 1-3 carat rounds decreased by 8.9% from the fourth quarter of 2024, based on our Q1 price list. Get the LGD Wholesale Price List here.
LGD Wholesale Price List Down 9% in Q1
The first quarter of this year saw a further drop in the LGD wholesale price list, particularly for round-shaped goods. The average trading wholesale price of 1-3 carat rounds decreased by 8.9% from the fourth quarter of 2024, based on our Q1 price list. Get the LGD Wholesale Price List here.
LGD Prices – Not What You Might Expect
After a very long period of slow development and use, we are now at the stage where a walloping leap occurs as market adoption of lab-grown takes place. After an initial 30-40% drop in wholesale prices, prices of LG goods below 1-ct keeps falling, while larger goods are steady. Oh, and there is a LGDs transaction price list!
