Natural Heart Diamond Prices in Australia
As of June 2026, there are 358,058 natural heart diamonds available. Prices range from $499 AUD/ct to $275,846 AUD/ct, with an average of $10,618 AUD/ct.
Last updated: June 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $18K | $16K | $11K | $11K | $9,926 | $13K | $7,356 | $5,309 | $3,691 |
| F-G | $13K | $6,963 | $9,987 | $9,397 | $8,966 | $11K | $6,406 | $4,637 | $3,667 |
| H-I | $1,333 | $7,548 | $6,375 | $6,635 | $8,726 | $8,973 | $5,272 | $4,842 | $3,970 |
| J-K | - | $5,674 | $4,908 | $4,979 | $4,523 | $4,711 | $4,154 | $3,902 | $3,984 |
| L-M | - | $1,446 | $2,390 | $2,057 | $3,239 | $2,976 | $2,333 | $2,716 | $1,272 |
| N+ | - | $4,146 | $4,268 | $3,604 | $5,617 | $7,662 | $7,585 | $7,351 | $5,765 |
By Carat Weight
0.20-0.29
3,208 listings
Avg: $7,494 AUD/ct
0.30-0.49
22,846 listings
Avg: $2,881 AUD/ct
0.50-0.74
113,272 listings
Avg: $2,702 AUD/ct
0.75-0.99
47,132 listings
Avg: $3,185 AUD/ct
1.00-1.24
92,011 listings
Avg: $4,361 AUD/ct
1.25-1.49
5,205 listings
Avg: $5,490 AUD/ct
1.50-1.99
39,821 listings
Avg: $6,476 AUD/ct
2.00-2.49
18,422 listings
Avg: $10,408 AUD/ct
2.50-2.99
3,057 listings
Avg: $13,513 AUD/ct
3.00-3.99
7,714 listings
Avg: $16,092 AUD/ct
4.00-4.99
1,981 listings
Avg: $24,645 AUD/ct
5.00-9.99
2,759 listings
Avg: $31,216 AUD/ct
10.00+
82 listings
Avg: $48,679 AUD/ct
unknown
548 listings
Avg: $14,607 AUD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 385 | $28,237 AUD |
| D-E | I | 424 | $5,678 AUD |
| D-E | IF | 4,221 | $24,722 AUD |
| D-E | SI1 | 15,875 | $11,317 AUD |
| D-E | SI2 | 6,888 | $8,167 AUD |
| D-E | VS1 | 22,015 | $15,271 AUD |
| D-E | VS2 | 21,257 | $19,784 AUD |
| D-E | VVS1 | 10,937 | $16,343 AUD |
| D-E | VVS2 | 15,260 | $16,167 AUD |
| F-G | FL | 57 | $19,490 AUD |
| F-G | I | 662 | $5,641 AUD |
| F-G | IF | 5,474 | $10,713 AUD |
| F-G | SI1 | 17,846 | $9,856 AUD |
| F-G | SI2 | 10,723 | $7,134 AUD |
| F-G | VS1 | 24,773 | $13,795 AUD |
| F-G | VS2 | 24,726 | $17,476 AUD |
| F-G | VVS1 | 12,500 | $15,365 AUD |
| F-G | VVS2 | 16,488 | $14,457 AUD |
| H-I | FL | 10 | $2,051 AUD |
| H-I | I | 775 | $6,107 AUD |
| H-I | IF | 4,929 | $11,613 AUD |
| H-I | SI1 | 15,815 | $8,110 AUD |
| H-I | SI2 | 11,004 | $7,450 AUD |
| H-I | VS1 | 20,096 | $13,425 AUD |
| H-I | VS2 | 21,366 | $13,805 AUD |
| H-I | VVS1 | 12,316 | $9,808 AUD |
| H-I | VVS2 | 13,636 | $10,207 AUD |
| J-K | I | 337 | $6,130 AUD |
| J-K | IF | 1,720 | $8,729 AUD |
| J-K | SI1 | 6,451 | $6,390 AUD |
| J-K | SI2 | 4,852 | $6,004 AUD |
| J-K | VS1 | 6,583 | $6,958 AUD |
| J-K | VS2 | 7,443 | $7,248 AUD |
| J-K | VVS1 | 5,486 | $7,550 AUD |
| J-K | VVS2 | 5,768 | $7,660 AUD |
| L-M | I | 49 | $1,957 AUD |
| L-M | IF | 152 | $2,225 AUD |
| L-M | SI1 | 665 | $3,589 AUD |
| L-M | SI2 | 596 | $4,178 AUD |
| L-M | VS1 | 629 | $4,983 AUD |
| L-M | VS2 | 624 | $4,579 AUD |
| L-M | VVS1 | 499 | $3,678 AUD |
| L-M | VVS2 | 556 | $3,165 AUD |
| N+ | I | 294 | $8,869 AUD |
| N+ | IF | 188 | $6,378 AUD |
| N+ | SI1 | 943 | $11,669 AUD |
| N+ | SI2 | 614 | $11,309 AUD |
| N+ | VS1 | 965 | $8,642 AUD |
| N+ | VS2 | 1,235 | $11,787 AUD |
| N+ | VVS1 | 336 | $6,566 AUD |
| N+ | VVS2 | 547 | $5,544 AUD |
| N+ | other | 68 | $53,037 AUD |