Lab Grown Oval Diamond Prices in United Kingdom
As of July 2026, there are 2,889,867 lab grown oval diamonds available. Prices range from £94 GBP/ct to £26,334 GBP/ct, with an average of £1,273 GBP/ct.
Last updated: July 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,834 | $1,468 | $1,016 | $668 | $656 | $687 | $648 | $2,652 | $3,274 |
| F-G | $1,846 | $1,246 | $1,135 | $722 | $728 | $696 | $867 | $4,255 | $3,189 |
| H-I | $4,081 | $2,459 | $1,604 | $1,009 | $885 | $1,488 | $1,531 | $4,547 | $1,797 |
| J-K | - | $2,379 | $2,734 | $3,434 | $1,911 | $1,874 | $2,523 | $3,235 | $4,223 |
| L-M | - | $1,213 | $1,468 | $938 | $1,662 | $1,115 | $1,148 | $1,244 | $758 |
| N+ | $1,876 | $1,948 | $823 | $792 | $745 | $769 | $771 | $1,459 | $534 |
By Carat Weight
0.20-0.29
2,488 listings
Avg: £913 GBP/ct
0.30-0.49
35,754 listings
Avg: £1,013 GBP/ct
0.50-0.74
144,954 listings
Avg: £979 GBP/ct
0.75-0.99
102,260 listings
Avg: £1,123 GBP/ct
1.00-1.24
489,316 listings
Avg: £1,000 GBP/ct
1.25-1.49
146,285 listings
Avg: £1,017 GBP/ct
1.50-1.99
626,777 listings
Avg: £1,303 GBP/ct
2.00-2.49
438,924 listings
Avg: £1,480 GBP/ct
2.50-2.99
200,700 listings
Avg: £957 GBP/ct
3.00-3.99
312,926 listings
Avg: £1,585 GBP/ct
4.00-4.99
174,819 listings
Avg: £1,436 GBP/ct
5.00-9.99
180,491 listings
Avg: £2,182 GBP/ct
10.00+
32,937 listings
Avg: £1,943 GBP/ct
unknown
1,236 listings
Avg: £1,196 GBP/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 68,954 | £1,444 GBP |
| D-E | I | 141 | £2,578 GBP |
| D-E | IF | 130,837 | £1,156 GBP |
| D-E | SI1 | 10,585 | £510 GBP |
| D-E | SI2 | 1,112 | £2,089 GBP |
| D-E | VS1 | 608,969 | £517 GBP |
| D-E | VS2 | 135,867 | £541 GBP |
| D-E | VVS1 | 372,527 | £800 GBP |
| D-E | VVS2 | 881,240 | £526 GBP |
| D-E | other | 23 | £580 GBP |
| F-G | FL | 336 | £1,453 GBP |
| F-G | I | 153 | £2,511 GBP |
| F-G | IF | 4,257 | £981 GBP |
| F-G | SI1 | 6,112 | £682 GBP |
| F-G | SI2 | 1,024 | £3,351 GBP |
| F-G | VS1 | 193,370 | £573 GBP |
| F-G | VS2 | 49,307 | £548 GBP |
| F-G | VVS1 | 25,662 | £894 GBP |
| F-G | VVS2 | 229,792 | £568 GBP |
| F-G | other | 11 | £399 GBP |
| H-I | FL | 10 | £3,214 GBP |
| H-I | I | 170 | £1,415 GBP |
| H-I | IF | 454 | £1,936 GBP |
| H-I | SI1 | 5,641 | £1,206 GBP |
| H-I | SI2 | 2,518 | £3,580 GBP |
| H-I | VS1 | 15,758 | £697 GBP |
| H-I | VS2 | 9,182 | £1,172 GBP |
| H-I | VVS1 | 1,466 | £1,263 GBP |
| H-I | VVS2 | 7,735 | £795 GBP |
| J-K | I | 618 | £3,325 GBP |
| J-K | IF | 107 | £1,873 GBP |
| J-K | SI1 | 5,487 | £1,987 GBP |
| J-K | SI2 | 1,555 | £2,547 GBP |
| J-K | VS1 | 2,256 | £1,504 GBP |
| J-K | VS2 | 4,032 | £1,476 GBP |
| J-K | VVS1 | 293 | £2,152 GBP |
| J-K | VVS2 | 594 | £2,704 GBP |
| L-M | I | 10 | £597 GBP |
| L-M | IF | 30 | £955 GBP |
| L-M | SI1 | 56 | £904 GBP |
| L-M | SI2 | 57 | £979 GBP |
| L-M | VS1 | 111 | £1,309 GBP |
| L-M | VS2 | 60 | £878 GBP |
| L-M | VVS1 | 30 | £1,156 GBP |
| L-M | VVS2 | 58 | £739 GBP |
| N+ | FL | 80 | £1,477 GBP |
| N+ | I | 135 | £420 GBP |
| N+ | IF | 982 | £1,534 GBP |
| N+ | SI1 | 4,980 | £607 GBP |
| N+ | SI2 | 1,066 | £1,148 GBP |
| N+ | VS1 | 44,983 | £587 GBP |
| N+ | VS2 | 19,061 | £606 GBP |
| N+ | VVS1 | 2,952 | £648 GBP |
| N+ | VVS2 | 29,140 | £624 GBP |
| N+ | other | 7,921 | £1,400 GBP |