LAB-GROWN DIAMOND PRICE CHART FOR ROUND DIAMONDS (Updated Monthly)
This ROUND Lab Grown Diamond Price Chart tracks changes in lab diamond prices since we began listing them in 2020 on PriceScope. Notable price drops occurred after several large Indian natural diamond-cutting firms began growing and polishing CVD diamonds around 2023.
The chart is based on real-time data from over 1.2 million lab-grown diamonds (and growing) listed on PriceScope. These listings fall into two main categories:
- In-House Lab Diamonds: Often prescreened for quality and exclusively sold by the listing vendor.
- Virtual Lab Diamonds: Typically drop-shipped, with prices set by business-to-business listings and smaller vendor margins. Selecting virtual stones requires careful consideration.
Price Trends: The lab diamond chart shows the percentage change in average carat prices for D-I color and VVS2-SI2 clarity lab-grown diamonds from .
% change of the average lab-grown diamond carat price of D-I color and VVS2-SI2 on PriceScope.com from
| ROUND Diamond Price Changes For The Last 3 months | |||
| Diamond Carat Sizes | 11/1/2024 | 12/1/2024 | 1/1/2025 |
| 0.0 - 0.5 | -6 % ↓ | -3 % ↓ | 6 % ↑ |
| 0.5 - 1.0 | -20 % ↓ | 6 % ↑ | 12 % ↑ |
| 1.0 - 2.0 | -15 % ↓ | 8 % ↑ | 9 % ↑ |
| 2.0 - 3.0 | -25 % ↓ | 34 % ↑ | 37 % ↑ |
| 3.0 - 4.0 | -48 % ↓ | -2 % ↓ | 71 % ↑ |
| 4.0 - 99 | -131 % ↓ | -34 % ↓ | 38 % ↑ |
Compare lab diamond prices with trusted vendors to find the best value for your lab-grown diamond purchase.
Click the links above to compare lab-grown diamond prices across various carat weights.
