Lab Grown Cushion Diamonds, 0.20 - 0.49ct
As of April 2026, there are 9,863 lab grown cushion diamonds between 0.20 - 0.49ct available across retailers. Prices range from £109 GBP/ct to £4,792 GBP/ct, with an average of £1,079 GBP/ct.
Last updated: April 2026
Browse 9,863 diamonds in ExplorerPrice Distribution
LowHigh
| Color | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 |
|---|---|---|---|---|---|---|---|
| D-E | $1,326 | $884 | $823 | $773 | $729 | $702 | $1,116 |
| F-G | - | $691 | $740 | $671 | $735 | $1,295 | - |
| H-I | - | $1,618 | $1,932 | $1,830 | $1,360 | $1,769 | $1,016 |
| J-K | - | $1,393 | $1,791 | $1,729 | $1,419 | $1,263 | - |
| N+ | - | $2,154 | $1,335 | $1,082 | $1,474 | $2,150 | $3,485 |
Price by Color & Clarity
Average price per carat for 0.20 - 0.49ct lab grown cushion diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | IF | 218 | £1,044 GBP | 71% |
| D-E | SI1 | 105 | £553 GBP | 94% |
| D-E | SI2 | 36 | £879 GBP | 84% |
| D-E | VS1 | 2,150 | £609 GBP | 88% |
| D-E | VS2 | 501 | £574 GBP | 88% |
| D-E | VVS1 | 1,974 | £696 GBP | 91% |
| D-E | VVS2 | 3,254 | £648 GBP | 88% |
| F-G | SI1 | 19 | £1,020 GBP | 95% |
| F-G | VS1 | 54 | £529 GBP | 39% |
| F-G | VS2 | 64 | £579 GBP | 117% |
| F-G | VVS1 | 36 | £544 GBP | 77% |
| F-G | VVS2 | 83 | £583 GBP | 84% |
| H-I | SI1 | 55 | £1,393 GBP | 57% |
| H-I | SI2 | 11 | £800 GBP | 35% |
| H-I | VS1 | 66 | £1,441 GBP | 56% |
| H-I | VS2 | 77 | £1,071 GBP | 62% |
| H-I | VVS1 | 21 | £1,274 GBP | 28% |
| H-I | VVS2 | 135 | £1,521 GBP | 50% |
| J-K | SI1 | 63 | £995 GBP | 35% |
| J-K | VS1 | 77 | £1,361 GBP | 59% |
| J-K | VS2 | 37 | £1,117 GBP | 61% |
| J-K | VVS1 | 30 | £1,097 GBP | 25% |
| J-K | VVS2 | 86 | £1,410 GBP | 49% |
| N+ | SI1 | 91 | £1,693 GBP | 86% |
| N+ | SI2 | 40 | £2,744 GBP | 23% |
| N+ | VS1 | 273 | £852 GBP | 98% |
| N+ | VS2 | 159 | £1,160 GBP | 90% |
| N+ | VVS1 | 20 | £1,696 GBP | 232% |
| N+ | VVS2 | 128 | £1,051 GBP | 118% |