Lab Grown Marquise Diamond Prices in Australia
As of July 2026, there are 937,894 lab grown marquise diamonds available. Prices range from $195 AUD/ct to $37,518 AUD/ct, with an average of $1,786 AUD/ct.
Last updated: July 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $2,483 | $1,917 | $926 | $647 | $649 | $645 | $624 | $1,487 | $1,402 |
| F-G | $3,213 | $1,343 | $805 | $613 | $572 | $590 | $524 | $2,385 | $1,523 |
| H-I | - | $1,882 | $992 | $576 | $617 | $1,042 | $1,395 | $2,587 | $1,376 |
| J-K | - | $1,696 | $1,400 | $2,175 | $1,729 | $1,482 | $1,616 | $2,010 | $2,777 |
| L-M | - | - | - | - | $491 | - | $2,493 | $1,210 | - |
| N+ | - | $1,754 | $937 | $806 | $726 | $879 | $719 | $583 | - |
By Carat Weight
0.20-0.29
1,197 listings
Avg: $1,587 AUD/ct
0.30-0.49
45,060 listings
Avg: $1,631 AUD/ct
0.50-0.74
74,471 listings
Avg: $1,620 AUD/ct
0.75-0.99
65,993 listings
Avg: $1,643 AUD/ct
1.00-1.24
208,861 listings
Avg: $1,682 AUD/ct
1.25-1.49
61,282 listings
Avg: $1,275 AUD/ct
1.50-1.99
171,940 listings
Avg: $2,091 AUD/ct
2.00-2.49
85,412 listings
Avg: $2,890 AUD/ct
2.50-2.99
58,952 listings
Avg: $1,498 AUD/ct
3.00-3.99
82,721 listings
Avg: $1,836 AUD/ct
4.00-4.99
39,842 listings
Avg: $1,796 AUD/ct
5.00-9.99
34,255 listings
Avg: $1,871 AUD/ct
10.00+
7,387 listings
Avg: $1,292 AUD/ct
unknown
521 listings
Avg: $1,861 AUD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 28,681 | $3,821 AUD |
| D-E | I | 35 | $2,156 AUD |
| D-E | IF | 33,645 | $2,950 AUD |
| D-E | SI1 | 2,149 | $960 AUD |
| D-E | SI2 | 209 | $2,288 AUD |
| D-E | VS1 | 200,195 | $999 AUD |
| D-E | VS2 | 39,379 | $992 AUD |
| D-E | VVS1 | 109,077 | $1,425 AUD |
| D-E | VVS2 | 304,515 | $995 AUD |
| F-G | FL | 64 | $4,943 AUD |
| F-G | I | 39 | $2,343 AUD |
| F-G | IF | 1,035 | $2,067 AUD |
| F-G | SI1 | 1,319 | $806 AUD |
| F-G | SI2 | 168 | $3,670 AUD |
| F-G | VS1 | 69,569 | $881 AUD |
| F-G | VS2 | 14,319 | $907 AUD |
| F-G | VVS1 | 9,789 | $1,239 AUD |
| F-G | VVS2 | 85,269 | $942 AUD |
| H-I | I | 44 | $2,118 AUD |
| H-I | IF | 51 | $2,896 AUD |
| H-I | SI1 | 740 | $2,147 AUD |
| H-I | SI2 | 187 | $3,980 AUD |
| H-I | VS1 | 2,839 | $950 AUD |
| H-I | VS2 | 1,439 | $1,603 AUD |
| H-I | VVS1 | 230 | $1,527 AUD |
| H-I | VVS2 | 2,013 | $887 AUD |
| J-K | I | 56 | $4,272 AUD |
| J-K | IF | 21 | $2,609 AUD |
| J-K | SI1 | 473 | $2,486 AUD |
| J-K | SI2 | 140 | $3,092 AUD |
| J-K | VS1 | 131 | $2,659 AUD |
| J-K | VS2 | 328 | $2,280 AUD |
| J-K | VVS1 | 58 | $2,154 AUD |
| J-K | VVS2 | 88 | $3,347 AUD |
| L-M | SI1 | 11 | $3,836 AUD |
| L-M | SI2 | 21 | $1,861 AUD |
| L-M | VS1 | 21 | $756 AUD |
| N+ | IF | 230 | $2,699 AUD |
| N+ | SI1 | 768 | $1,106 AUD |
| N+ | SI2 | 95 | $897 AUD |
| N+ | VS1 | 12,054 | $1,117 AUD |
| N+ | VS2 | 4,342 | $1,352 AUD |
| N+ | VVS1 | 561 | $1,441 AUD |
| N+ | VVS2 | 9,562 | $1,239 AUD |
| N+ | other | 1,935 | $2,709 AUD |