Lab-Grown Diamond Prices by Carat
Real numbers, pulled live from our actual inventory — not an estimate
What does a lab-grown diamond actually cost?
Most price charts online are estimates pieced together from old data. The table below is different: it is generated from 22,047 IGI-certified lab-grown diamonds actually in our vault right now, as of October 5, 2026. 2N Diamonds specializes in 2 carat and larger stones — every price below reflects real inventory you can buy today, not a projection.
Live Price Ranges by Carat
| Carat Range | In Stock | Starting From | Average Price |
|---|---|---|---|
| 2.00 - 2.99 Carat | 5,500 stones | $660 | $800 |
| 3.00 - 4.99 Carat | 9,486 stones | $990 | $1,294 |
| 5.00 - 9.99 Carat | 5,704 stones | $1,650 | $2,143 |
| 10ct+ | 1,357 stones | Call or email our concierge — pricing by private consultation | |
Prices update as inventory changes. Individual stone price also depends on color, clarity, cut, and shape — the ranges above reflect the real spread within each carat bracket.
Browse The Actual Inventory
Every stone above is IGI-certified and ready to ship — filter by shape, color, clarity, and carat in The Vault.
Browse The Vault