Lab Grown Princess Diamond Prices in United Kingdom
As of June 2026, there are 770,498 lab grown princess diamonds available. Prices range from £66 GBP/ct to £15,386 GBP/ct, with an average of £1,101 GBP/ct.
Last updated: June 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $3,660 | $2,458 | $1,072 | $726 | $690 | $646 | $540 | $1,814 | $3,007 |
| F-G | - | $1,480 | $804 | $701 | $641 | $691 | $756 | $3,130 | $2,116 |
| H-I | - | $2,365 | $1,421 | $740 | $724 | $1,054 | $1,389 | $2,833 | $2,561 |
| J-K | - | $1,516 | $2,153 | $1,737 | $1,178 | $1,538 | $1,601 | $2,820 | $4,031 |
| L-M | - | - | $1,149 | $1,703 | $1,255 | $1,423 | $1,148 | $917 | - |
| N+ | - | $1,726 | $817 | $1,005 | $983 | $990 | $1,167 | $2,700 | - |
By Carat Weight
0.20-0.29
800 listings
Avg: £1,146 GBP/ct
0.30-0.49
10,042 listings
Avg: £1,055 GBP/ct
0.50-0.74
32,555 listings
Avg: £1,011 GBP/ct
0.75-0.99
35,781 listings
Avg: £938 GBP/ct
1.00-1.24
140,425 listings
Avg: £884 GBP/ct
1.25-1.49
28,254 listings
Avg: £912 GBP/ct
1.50-1.99
159,133 listings
Avg: £1,149 GBP/ct
2.00-2.49
136,935 listings
Avg: £1,540 GBP/ct
2.50-2.99
56,660 listings
Avg: £893 GBP/ct
3.00-3.99
85,309 listings
Avg: £1,547 GBP/ct
4.00-4.99
40,769 listings
Avg: £865 GBP/ct
5.00-9.99
41,468 listings
Avg: £1,358 GBP/ct
10.00+
2,253 listings
Avg: £672 GBP/ct
unknown
114 listings
Avg: £2,024 GBP/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 5,995 | £2,882 GBP |
| D-E | I | 31 | £2,367 GBP |
| D-E | IF | 17,509 | £1,935 GBP |
| D-E | SI1 | 2,196 | £425 GBP |
| D-E | SI2 | 234 | £1,428 GBP |
| D-E | VS1 | 182,740 | £543 GBP |
| D-E | VS2 | 31,385 | £509 GBP |
| D-E | VVS1 | 73,966 | £844 GBP |
| D-E | VVS2 | 257,374 | £572 GBP |
| F-G | I | 129 | £1,666 GBP |
| F-G | IF | 736 | £1,165 GBP |
| F-G | SI1 | 2,065 | £595 GBP |
| F-G | SI2 | 365 | £2,464 GBP |
| F-G | VS1 | 70,626 | £505 GBP |
| F-G | VS2 | 16,425 | £544 GBP |
| F-G | VVS1 | 7,252 | £633 GBP |
| F-G | VVS2 | 68,967 | £552 GBP |
| H-I | I | 130 | £2,016 GBP |
| H-I | IF | 262 | £1,862 GBP |
| H-I | SI1 | 886 | £1,094 GBP |
| H-I | SI2 | 339 | £2,230 GBP |
| H-I | VS1 | 7,900 | £570 GBP |
| H-I | VS2 | 2,891 | £830 GBP |
| H-I | VVS1 | 737 | £1,119 GBP |
| H-I | VVS2 | 4,020 | £583 GBP |
| J-K | I | 74 | £3,174 GBP |
| J-K | IF | 61 | £1,194 GBP |
| J-K | SI1 | 1,141 | £1,261 GBP |
| J-K | SI2 | 428 | £2,221 GBP |
| J-K | VS1 | 573 | £927 GBP |
| J-K | VS2 | 935 | £1,211 GBP |
| J-K | VVS1 | 164 | £1,695 GBP |
| J-K | VVS2 | 436 | £1,368 GBP |
| L-M | SI1 | 43 | £904 GBP |
| L-M | SI2 | 15 | £722 GBP |
| L-M | VS1 | 39 | £988 GBP |
| L-M | VS2 | 50 | £1,121 GBP |
| L-M | VVS1 | 31 | £905 GBP |
| L-M | VVS2 | 10 | £1,341 GBP |
| N+ | IF | 197 | £1,359 GBP |
| N+ | SI1 | 669 | £919 GBP |
| N+ | SI2 | 139 | £2,126 GBP |
| N+ | VS1 | 4,843 | £774 GBP |
| N+ | VS2 | 2,151 | £780 GBP |
| N+ | VVS1 | 71 | £643 GBP |
| N+ | VVS2 | 2,162 | £791 GBP |
| N+ | other | 1,106 | £1,292 GBP |