Lab Grown Cushion Diamonds
As of April 2026, there are 819,541 lab grown cushion diamonds available. Prices range from £109 GBP/ct to £35,743 GBP/ct, with an average of £923 GBP/ct.
Last updated: April 2026
By Carat Weight
Price Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $4,005 | $2,968 | $835 | $775 | $576 | $536 | $471 | $742 | - |
| F-G | - | $1,473 | $803 | $523 | $485 | $498 | $578 | $769 | $1,236 |
| H-I | - | $1,978 | $1,263 | $839 | $790 | $826 | $1,791 | $1,438 | $1,388 |
| J-K | - | $1,395 | $1,768 | $1,084 | $1,232 | $1,541 | $1,595 | $4,122 | $6,691 |
| L-M | - | - | - | $1,042 | $440 | $1,168 | $996 | - | - |
| N+ | - | $1,662 | $959 | $784 | $745 | $919 | $906 | $1,279 | $256 |
By Carat Weight
0.20-0.29
391 listings
Avg: £1,143 GBP/ct
0.30-0.49
9,571 listings
Avg: £1,041 GBP/ct
0.50-0.74
28,431 listings
Avg: £952 GBP/ct
0.75-0.99
39,564 listings
Avg: £819 GBP/ct
1.00-1.24
113,055 listings
Avg: £840 GBP/ct
1.25-1.49
32,121 listings
Avg: £644 GBP/ct
1.50-1.99
140,214 listings
Avg: £707 GBP/ct
2.00-2.49
121,797 listings
Avg: £1,000 GBP/ct
2.50-2.99
74,390 listings
Avg: £820 GBP/ct
3.00-3.99
136,926 listings
Avg: £833 GBP/ct
4.00-4.99
49,616 listings
Avg: £855 GBP/ct
5.00-9.99
63,615 listings
Avg: £1,385 GBP/ct
10.00+
9,829 listings
Avg: £1,178 GBP/ct
unknown
21 listings
Avg: £2,116 GBP/ct
Price by Color & Clarity
| Color | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 2,833 | £3,154 GBP |
| D-E | IF | 20,907 | £2,337 GBP |
| D-E | SI1 | 6,107 | £371 GBP |
| D-E | SI2 | 616 | £584 GBP |
| D-E | VS1 | 196,176 | £453 GBP |
| D-E | VS2 | 43,658 | £422 GBP |
| D-E | VVS1 | 74,532 | £658 GBP |
| D-E | VVS2 | 234,928 | £610 GBP |
| F-G | I | 44 | £973 GBP |
| F-G | IF | 1,219 | £1,160 GBP |
| F-G | SI1 | 3,736 | £455 GBP |
| F-G | SI2 | 423 | £606 GBP |
| F-G | VS1 | 76,398 | £382 GBP |
| F-G | VS2 | 22,021 | £392 GBP |
| F-G | VVS1 | 6,408 | £632 GBP |
| F-G | VVS2 | 61,404 | £412 GBP |
| H-I | I | 13 | £1,093 GBP |
| H-I | IF | 120 | £1,557 GBP |
| H-I | SI1 | 988 | £1,410 GBP |
| H-I | SI2 | 286 | £1,132 GBP |
| H-I | VS1 | 5,939 | £622 GBP |
| H-I | VS2 | 2,347 | £650 GBP |
| H-I | VVS1 | 524 | £995 GBP |
| H-I | VVS2 | 2,964 | £661 GBP |
| J-K | I | 14 | £5,268 GBP |
| J-K | IF | 28 | £1,099 GBP |
| J-K | SI1 | 918 | £1,256 GBP |
| J-K | SI2 | 276 | £3,246 GBP |
| J-K | VS1 | 941 | £970 GBP |
| J-K | VS2 | 1,000 | £1,213 GBP |
| J-K | VVS1 | 95 | £1,392 GBP |
| J-K | VVS2 | 435 | £854 GBP |
| L-M | SI1 | 14 | £784 GBP |
| L-M | VS1 | 17 | £347 GBP |
| L-M | VS2 | 10 | £919 GBP |
| L-M | VVS2 | 36 | £821 GBP |
| N+ | I | 19 | £202 GBP |
| N+ | IF | 354 | £1,309 GBP |
| N+ | SI1 | 1,915 | £714 GBP |
| N+ | SI2 | 360 | £1,007 GBP |
| N+ | VS1 | 24,284 | £587 GBP |
| N+ | VS2 | 9,105 | £724 GBP |
| N+ | VVS1 | 1,493 | £755 GBP |
| N+ | VVS2 | 13,636 | £618 GBP |