Natural Radiant Diamond Prices in United Kingdom
As of July 2026, there are 256,853 natural radiant diamonds available. Prices range from £271 GBP/ct to £489,247 GBP/ct, with an average of £5,782 GBP/ct.
Last updated: July 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $12K | $9,888 | $6,817 | $8,671 | $12K | $10K | $9,615 | $6,701 | $5,956 |
| F-G | $2,403 | $8,169 | $10K | $9,843 | $12K | $9,088 | $8,092 | $6,196 | $5,215 |
| H-I | $4,454 | $7,439 | $7,501 | $7,251 | $7,589 | $5,806 | $8,258 | $6,658 | $6,145 |
| J-K | $1,722 | $3,395 | $5,524 | $5,328 | $6,240 | $6,757 | $6,281 | $4,405 | $4,062 |
| L-M | - | $2,225 | $1,937 | $2,648 | $2,829 | $3,209 | $2,841 | $3,238 | $1,739 |
| N+ | $4,550 | $8,583 | $7,414 | $6,796 | $8,637 | $12K | $9,740 | $8,994 | $9,550 |
By Carat Weight
0.20-0.29
755 listings
Avg: £4,755 GBP/ct
0.30-0.49
21,640 listings
Avg: £1,615 GBP/ct
0.50-0.74
70,999 listings
Avg: £1,568 GBP/ct
0.75-0.99
24,319 listings
Avg: £1,890 GBP/ct
1.00-1.24
69,453 listings
Avg: £2,246 GBP/ct
1.25-1.49
6,013 listings
Avg: £3,144 GBP/ct
1.50-1.99
31,992 listings
Avg: £3,640 GBP/ct
2.00-2.49
18,789 listings
Avg: £5,090 GBP/ct
2.50-2.99
3,556 listings
Avg: £6,957 GBP/ct
3.00-3.99
5,691 listings
Avg: £9,003 GBP/ct
4.00-4.99
1,301 listings
Avg: £11,192 GBP/ct
5.00-9.99
1,877 listings
Avg: £14,930 GBP/ct
10.00+
366 listings
Avg: £17,388 GBP/ct
unknown
102 listings
Avg: £34,852 GBP/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 246 | £9,535 GBP |
| D-E | I | 602 | £4,689 GBP |
| D-E | IF | 3,340 | £7,786 GBP |
| D-E | SI1 | 8,695 | £7,571 GBP |
| D-E | SI2 | 3,970 | £5,276 GBP |
| D-E | VS1 | 11,950 | £9,164 GBP |
| D-E | VS2 | 11,515 | £7,975 GBP |
| D-E | VVS1 | 10,355 | £5,368 GBP |
| D-E | VVS2 | 9,141 | £6,827 GBP |
| F-G | FL | 135 | £1,892 GBP |
| F-G | I | 943 | £4,106 GBP |
| F-G | IF | 3,940 | £6,432 GBP |
| F-G | SI1 | 10,214 | £6,372 GBP |
| F-G | SI2 | 5,389 | £4,878 GBP |
| F-G | VS1 | 14,156 | £9,830 GBP |
| F-G | VS2 | 14,857 | £7,156 GBP |
| F-G | VVS1 | 11,801 | £7,918 GBP |
| F-G | VVS2 | 10,657 | £7,750 GBP |
| H-I | FL | 105 | £3,507 GBP |
| H-I | I | 982 | £4,839 GBP |
| H-I | IF | 2,675 | £5,857 GBP |
| H-I | SI1 | 9,465 | £6,503 GBP |
| H-I | SI2 | 5,469 | £5,243 GBP |
| H-I | VS1 | 12,367 | £5,976 GBP |
| H-I | VS2 | 12,342 | £4,572 GBP |
| H-I | VVS1 | 10,524 | £5,906 GBP |
| H-I | VVS2 | 10,135 | £5,710 GBP |
| J-K | FL | 35 | £1,356 GBP |
| J-K | I | 397 | £3,199 GBP |
| J-K | IF | 855 | £2,673 GBP |
| J-K | SI1 | 4,324 | £4,946 GBP |
| J-K | SI2 | 2,555 | £3,469 GBP |
| J-K | VS1 | 4,850 | £4,914 GBP |
| J-K | VS2 | 4,513 | £5,320 GBP |
| J-K | VVS1 | 3,492 | £4,349 GBP |
| J-K | VVS2 | 3,626 | £4,195 GBP |
| L-M | I | 27 | £1,369 GBP |
| L-M | IF | 107 | £1,752 GBP |
| L-M | SI1 | 414 | £2,237 GBP |
| L-M | SI2 | 211 | £2,550 GBP |
| L-M | VS1 | 466 | £2,228 GBP |
| L-M | VS2 | 417 | £2,527 GBP |
| L-M | VVS1 | 246 | £1,525 GBP |
| L-M | VVS2 | 327 | £2,085 GBP |
| N+ | FL | 74 | £3,583 GBP |
| N+ | I | 972 | £7,519 GBP |
| N+ | IF | 1,776 | £6,758 GBP |
| N+ | SI1 | 3,693 | £7,669 GBP |
| N+ | SI2 | 2,249 | £7,082 GBP |
| N+ | VS1 | 8,360 | £6,801 GBP |
| N+ | VS2 | 7,570 | £9,746 GBP |
| N+ | VVS1 | 3,841 | £5,838 GBP |
| N+ | VVS2 | 5,213 | £5,351 GBP |
| N+ | other | 273 | £9,510 GBP |