Natural Oval Diamond Prices in Australia
Last updated: September 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $23K | $14K | $13K | $12K | $16K | $14K | $11K | $6,209 | $6,057 |
| F-G | $17K | $11K | $12K | $11K | $13K | $12K | $9,584 | $6,510 | $4,978 |
| H-I | $4,434 | $12K | $7,574 | $9,477 | $8,882 | $8,138 | $7,150 | $6,732 | $3,668 |
| J-K | $2,481 | $5,009 | $9,049 | $7,626 | $5,899 | $6,779 | $5,392 | $4,660 | $4,238 |
| L-M | - | $2,407 | $3,599 | $3,376 | $4,199 | $4,334 | $3,796 | $2,434 | $2,320 |
| N+ | $7,212 | $6,555 | $6,124 | $2,906 | $4,971 | $8,439 | $8,532 | $7,638 | $5,089 |
By Carat Weight
0.20-0.29
7,047 listings
Avg: $6,296 AUD/ct
0.30-0.49
209,679 listings
Avg: $2,566 AUD/ct
0.50-0.74
326,238 listings
Avg: $2,911 AUD/ct
0.75-0.99
114,255 listings
Avg: $3,148 AUD/ct
1.00-1.24
292,464 listings
Avg: $4,386 AUD/ct
1.25-1.49
42,926 listings
Avg: $5,406 AUD/ct
1.50-1.99
145,699 listings
Avg: $7,012 AUD/ct
2.00-2.49
75,150 listings
Avg: $9,999 AUD/ct
2.50-2.99
23,184 listings
Avg: $12,441 AUD/ct
3.00-3.99
29,863 listings
Avg: $16,225 AUD/ct
4.00-4.99
7,934 listings
Avg: $20,217 AUD/ct
5.00-9.99
6,556 listings
Avg: $26,502 AUD/ct
10.00+
506 listings
Avg: $42,817 AUD/ct
unknown
1,123 listings
Avg: $12,864 AUD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 1,563 | $32,083 AUD |
| D-E | I | 5,973 | $8,445 AUD |
| D-E | IF | 11,545 | $19,006 AUD |
| D-E | SI1 | 75,800 | $15,117 AUD |
| D-E | SI2 | 50,968 | $8,656 AUD |
| D-E | VS1 | 75,952 | $22,744 AUD |
| D-E | VS2 | 77,878 | $19,391 AUD |
| D-E | VVS1 | 47,193 | $17,814 AUD |
| D-E | VVS2 | 53,304 | $17,331 AUD |
| F-G | FL | 323 | $23,989 AUD |
| F-G | I | 7,528 | $6,940 AUD |
| F-G | IF | 9,919 | $15,840 AUD |
| F-G | SI1 | 71,788 | $13,363 AUD |
| F-G | SI2 | 64,830 | $9,076 AUD |
| F-G | VS1 | 63,413 | $18,037 AUD |
| F-G | VS2 | 74,448 | $16,916 AUD |
| F-G | VVS1 | 37,270 | $16,420 AUD |
| F-G | VVS2 | 43,454 | $14,674 AUD |
| H-I | FL | 136 | $6,181 AUD |
| H-I | I | 6,246 | $5,114 AUD |
| H-I | IF | 11,413 | $16,193 AUD |
| H-I | SI1 | 56,344 | $9,968 AUD |
| H-I | SI2 | 57,113 | $9,386 AUD |
| H-I | VS1 | 52,176 | $12,384 AUD |
| H-I | VS2 | 54,846 | $11,346 AUD |
| H-I | VVS1 | 35,528 | $10,560 AUD |
| H-I | VVS2 | 38,105 | $13,213 AUD |
| J-K | FL | 24 | $3,459 AUD |
| J-K | I | 2,998 | $5,909 AUD |
| J-K | IF | 4,336 | $6,984 AUD |
| J-K | SI1 | 26,287 | $7,517 AUD |
| J-K | SI2 | 24,709 | $6,497 AUD |
| J-K | VS1 | 20,668 | $8,225 AUD |
| J-K | VS2 | 22,686 | $9,451 AUD |
| J-K | VVS1 | 14,178 | $12,617 AUD |
| J-K | VVS2 | 16,206 | $10,632 AUD |
| L-M | I | 492 | $3,235 AUD |
| L-M | IF | 726 | $3,356 AUD |
| L-M | SI1 | 4,929 | $5,292 AUD |
| L-M | SI2 | 4,202 | $3,393 AUD |
| L-M | VS1 | 3,918 | $5,854 AUD |
| L-M | VS2 | 4,204 | $6,043 AUD |
| L-M | VVS1 | 2,772 | $5,018 AUD |
| L-M | VVS2 | 2,726 | $4,707 AUD |
| N+ | FL | 31 | $10,055 AUD |
| N+ | I | 5,225 | $7,094 AUD |
| N+ | IF | 817 | $9,139 AUD |
| N+ | SI1 | 6,628 | $11,896 AUD |
| N+ | SI2 | 5,271 | $10,649 AUD |
| N+ | VS1 | 6,743 | $6,930 AUD |
| N+ | VS2 | 7,332 | $11,766 AUD |
| N+ | VVS1 | 2,376 | $8,538 AUD |
| N+ | VVS2 | 6,302 | $4,051 AUD |
| N+ | other | 782 | $13,348 AUD |