Lab Grown Cushion Diamonds, 1.00 - 1.49ct
As of April 2026, there are 142,963 lab grown cushion diamonds between 1.00 - 1.49ct available across retailers. Prices range from £140 GBP/ct to £79,063 GBP/ct, with an average of £765 GBP/ct. Approximately 20% of these diamonds are available at multiple retailers, with an average price spread of 93%.
Last updated: April 2026
Browse 142,963 diamonds in ExplorerPrice Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $2,817 | $1,209 | $651 | $558 | $512 | $514 | $472 | $631 | - |
| F-G | - | $1,055 | $555 | $466 | $425 | $440 | $464 | $1,193 | $1,478 |
| H-I | - | $2,185 | $1,271 | $574 | $519 | $620 | $1,050 | $1,986 | $1,388 |
| J-K | - | - | $2,747 | $1,269 | $1,340 | $1,404 | $1,505 | $1,812 | $2,302 |
| L-M | - | - | - | $1,090 | - | $1,168 | $996 | - | - |
| N+ | - | $850 | $676 | $645 | $646 | $712 | $695 | $560 | $256 |
Price by Color & Clarity
Average price per carat for 1.00 - 1.49ct lab grown cushion diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | FL | 114 | £2,218 GBP | 68% |
| D-E | IF | 2,942 | £952 GBP | 98% |
| D-E | SI1 | 921 | £372 GBP | 84% |
| D-E | SI2 | 112 | £497 GBP | 217% |
| D-E | VS1 | 38,552 | £403 GBP | 72% |
| D-E | VS2 | 9,174 | £405 GBP | 77% |
| D-E | VVS1 | 14,269 | £513 GBP | 82% |
| D-E | VVS2 | 39,813 | £439 GBP | 79% |
| F-G | I | 28 | £1,164 GBP | 54% |
| F-G | IF | 163 | £831 GBP | 92% |
| F-G | SI1 | 462 | £365 GBP | 58% |
| F-G | SI2 | 49 | £939 GBP | 407% |
| F-G | VS1 | 11,374 | £334 GBP | 77% |
| F-G | VS2 | 4,055 | £347 GBP | 73% |
| F-G | VVS1 | 1,105 | £437 GBP | 76% |
| F-G | VVS2 | 6,796 | £367 GBP | 74% |
| H-I | I | 13 | £1,093 GBP | 44% |
| H-I | IF | 11 | £1,721 GBP | 73% |
| H-I | SI1 | 92 | £826 GBP | 177% |
| H-I | SI2 | 55 | £1,564 GBP | 73% |
| H-I | VS1 | 488 | £408 GBP | 72% |
| H-I | VS2 | 222 | £488 GBP | 142% |
| H-I | VVS1 | 105 | £1,001 GBP | 101% |
| H-I | VVS2 | 278 | £452 GBP | 88% |
| J-K | I | 10 | £1,812 GBP | 124% |
| J-K | SI1 | 181 | £1,185 GBP | 40% |
| J-K | SI2 | 67 | £1,427 GBP | 71% |
| J-K | VS1 | 195 | £1,055 GBP | 2% |
| J-K | VS2 | 298 | £1,105 GBP | 2% |
| J-K | VVS1 | 19 | £2,163 GBP | 92% |
| J-K | VVS2 | 90 | £999 GBP | 52% |
| L-M | SI1 | 14 | £784 GBP | 41% |
| L-M | VS2 | 10 | £919 GBP | 48% |
| L-M | VVS2 | 17 | £858 GBP | 17% |
| N+ | I | 18 | £202 GBP | 28% |
| N+ | IF | 123 | £669 GBP | 141% |
| N+ | SI1 | 376 | £547 GBP | 98% |
| N+ | SI2 | 83 | £441 GBP | 83% |
| N+ | VS1 | 4,771 | £509 GBP | 96% |
| N+ | VS2 | 1,505 | £561 GBP | 90% |
| N+ | VVS1 | 518 | £532 GBP | 140% |
| N+ | VVS2 | 3,475 | £508 GBP | 101% |