Natural Cushion Diamond Prices in Australia
Last updated: November 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $12K | $11K | $10K | $9,930 | $9,212 | $8,718 | $7,288 | $6,322 | $5,035 |
| F-G | $4,167 | $6,770 | $9,413 | $8,501 | $11K | $7,946 | $6,679 | $5,631 | $3,903 |
| H-I | $3,526 | $6,517 | $6,368 | $6,704 | $6,395 | $6,356 | $5,670 | $5,031 | $3,728 |
| J-K | $1,434 | $4,242 | $4,813 | $5,014 | $4,765 | $4,679 | $4,262 | $3,752 | $3,046 |
| L-M | - | $2,754 | $2,083 | $3,353 | $3,084 | $3,145 | $2,768 | $1,890 | $1,600 |
| N+ | $7,955 | $9,052 | $10K | $9,527 | $12K | $11K | $9,139 | $9,766 | $8,493 |
By Carat Weight
0.20-0.29
6,296 listings
Avg: $10,997 AUD/ct
0.30-0.49
45,969 listings
Avg: $4,064 AUD/ct
0.50-0.74
115,913 listings
Avg: $2,936 AUD/ct
0.75-0.99
77,152 listings
Avg: $3,264 AUD/ct
1.00-1.24
189,870 listings
Avg: $4,302 AUD/ct
1.25-1.49
20,070 listings
Avg: $5,241 AUD/ct
1.50-1.99
133,717 listings
Avg: $6,090 AUD/ct
2.00-2.49
82,207 listings
Avg: $9,136 AUD/ct
2.50-2.99
20,442 listings
Avg: $11,892 AUD/ct
3.00-3.99
29,419 listings
Avg: $15,246 AUD/ct
4.00-4.99
6,817 listings
Avg: $20,051 AUD/ct
5.00-9.99
7,671 listings
Avg: $24,286 AUD/ct
10.00+
451 listings
Avg: $31,540 AUD/ct
unknown
1,052 listings
Avg: $20,465 AUD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 380 | $16,799 AUD |
| D-E | I | 2,205 | $7,210 AUD |
| D-E | IF | 4,741 | $15,817 AUD |
| D-E | SI1 | 27,220 | $10,436 AUD |
| D-E | SI2 | 13,192 | $9,052 AUD |
| D-E | VS1 | 36,800 | $13,190 AUD |
| D-E | VS2 | 33,039 | $12,483 AUD |
| D-E | VVS1 | 20,293 | $14,739 AUD |
| D-E | VVS2 | 24,080 | $14,218 AUD |
| F-G | FL | 94 | $5,966 AUD |
| F-G | I | 2,861 | $5,588 AUD |
| F-G | IF | 5,311 | $9,694 AUD |
| F-G | SI1 | 31,643 | $9,563 AUD |
| F-G | SI2 | 17,770 | $8,063 AUD |
| F-G | VS1 | 45,617 | $16,361 AUD |
| F-G | VS2 | 45,604 | $11,378 AUD |
| F-G | VVS1 | 22,549 | $13,478 AUD |
| F-G | VVS2 | 27,486 | $12,173 AUD |
| H-I | FL | 103 | $5,050 AUD |
| H-I | I | 3,004 | $5,337 AUD |
| H-I | IF | 4,304 | $9,332 AUD |
| H-I | SI1 | 34,261 | $8,118 AUD |
| H-I | SI2 | 20,227 | $7,204 AUD |
| H-I | VS1 | 42,066 | $9,156 AUD |
| H-I | VS2 | 41,104 | $9,102 AUD |
| H-I | VVS1 | 20,361 | $9,119 AUD |
| H-I | VVS2 | 27,144 | $9,599 AUD |
| J-K | FL | 29 | $2,053 AUD |
| J-K | I | 1,478 | $4,362 AUD |
| J-K | IF | 1,984 | $6,074 AUD |
| J-K | SI1 | 19,702 | $6,103 AUD |
| J-K | SI2 | 10,954 | $5,373 AUD |
| J-K | VS1 | 18,515 | $6,823 AUD |
| J-K | VS2 | 19,090 | $6,700 AUD |
| J-K | VVS1 | 9,199 | $6,892 AUD |
| J-K | VVS2 | 11,487 | $7,180 AUD |
| L-M | I | 70 | $2,291 AUD |
| L-M | IF | 282 | $3,944 AUD |
| L-M | SI1 | 2,176 | $3,964 AUD |
| L-M | SI2 | 1,246 | $2,706 AUD |
| L-M | VS1 | 2,060 | $4,416 AUD |
| L-M | VS2 | 2,376 | $4,503 AUD |
| L-M | VVS1 | 1,065 | $2,983 AUD |
| L-M | VVS2 | 1,595 | $4,801 AUD |
| N+ | FL | 291 | $11,391 AUD |
| N+ | I | 2,922 | $12,161 AUD |
| N+ | IF | 2,582 | $12,962 AUD |
| N+ | SI1 | 14,202 | $13,087 AUD |
| N+ | SI2 | 8,389 | $13,984 AUD |
| N+ | VS1 | 16,827 | $16,936 AUD |
| N+ | VS2 | 17,659 | $15,207 AUD |
| N+ | VVS1 | 6,670 | $14,675 AUD |
| N+ | VVS2 | 9,767 | $13,641 AUD |
| N+ | other | 970 | $20,323 AUD |