Lab Grown Oval Diamond Prices in Australia
Last updated: October 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,196 | $980 | $807 | $641 | $622 | $626 | $581 | $453 | $836 |
| F-G | $932 | $888 | $566 | $550 | $608 | $489 | $471 | $470 | $1,342 |
| H-I | $2,348 | $1,072 | $938 | $535 | $540 | $529 | $856 | $862 | $630 |
| J-K | - | - | $966 | $858 | $909 | $1,188 | $1,143 | $1,769 | $370 |
| L-M | - | - | $524 | $527 | $564 | $447 | $554 | - | - |
| N+ | $1,214 | $1,823 | $608 | $486 | $523 | $538 | $593 | $759 | $412 |
By Carat Weight
0.20-0.29
4,643 listings
Avg: $913 AUD/ct
0.30-0.49
71,753 listings
Avg: $1,078 AUD/ct
0.50-0.74
201,730 listings
Avg: $1,154 AUD/ct
0.75-0.99
149,397 listings
Avg: $1,052 AUD/ct
1.00-1.24
577,719 listings
Avg: $902 AUD/ct
1.25-1.49
170,231 listings
Avg: $783 AUD/ct
1.50-1.99
782,980 listings
Avg: $1,090 AUD/ct
2.00-2.49
524,582 listings
Avg: $1,244 AUD/ct
2.50-2.99
315,527 listings
Avg: $1,089 AUD/ct
3.00-3.99
637,550 listings
Avg: $1,195 AUD/ct
4.00-4.99
325,300 listings
Avg: $1,016 AUD/ct
5.00-9.99
445,343 listings
Avg: $1,192 AUD/ct
10.00+
55,475 listings
Avg: $771 AUD/ct
unknown
1,642 listings
Avg: $2,501 AUD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 147,376 | $1,701 AUD |
| D-E | I | 50 | $1,188 AUD |
| D-E | IF | 222,213 | $1,394 AUD |
| D-E | SI1 | 17,260 | $826 AUD |
| D-E | SI2 | 1,064 | $645 AUD |
| D-E | VS1 | 793,174 | $884 AUD |
| D-E | VS2 | 193,433 | $890 AUD |
| D-E | VVS1 | 531,156 | $1,147 AUD |
| D-E | VVS2 | 1,121,264 | $911 AUD |
| F-G | FL | 1,105 | $1,326 AUD |
| F-G | I | 29 | $1,908 AUD |
| F-G | IF | 7,809 | $1,263 AUD |
| F-G | SI1 | 10,181 | $670 AUD |
| F-G | SI2 | 635 | $669 AUD |
| F-G | VS1 | 303,507 | $865 AUD |
| F-G | VS2 | 76,393 | $695 AUD |
| F-G | VVS1 | 42,038 | $805 AUD |
| F-G | VVS2 | 368,806 | $782 AUD |
| H-I | FL | 32 | $3,339 AUD |
| H-I | I | 102 | $895 AUD |
| H-I | IF | 143 | $1,524 AUD |
| H-I | SI1 | 8,660 | $1,217 AUD |
| H-I | SI2 | 3,533 | $1,226 AUD |
| H-I | VS1 | 24,391 | $768 AUD |
| H-I | VS2 | 7,692 | $752 AUD |
| H-I | VVS1 | 1,385 | $1,334 AUD |
| H-I | VVS2 | 11,905 | $760 AUD |
| J-K | I | 59 | $526 AUD |
| J-K | SI1 | 7,485 | $1,625 AUD |
| J-K | SI2 | 2,293 | $2,515 AUD |
| J-K | VS1 | 2,909 | $1,292 AUD |
| J-K | VS2 | 5,511 | $1,689 AUD |
| J-K | VVS1 | 35 | $1,374 AUD |
| J-K | VVS2 | 379 | $1,220 AUD |
| L-M | SI1 | 51 | $788 AUD |
| L-M | VS1 | 506 | $802 AUD |
| L-M | VS2 | 34 | $636 AUD |
| L-M | VVS1 | 12 | $745 AUD |
| L-M | VVS2 | 516 | $749 AUD |
| N+ | FL | 252 | $1,726 AUD |
| N+ | I | 548 | $586 AUD |
| N+ | IF | 1,832 | $2,592 AUD |
| N+ | SI1 | 15,668 | $843 AUD |
| N+ | SI2 | 3,935 | $1,080 AUD |
| N+ | VS1 | 146,648 | $743 AUD |
| N+ | VS2 | 60,267 | $764 AUD |
| N+ | VVS1 | 10,114 | $865 AUD |
| N+ | VVS2 | 97,131 | $692 AUD |
| N+ | other | 12,351 | $2,423 AUD |