Lab Grown Marquise Diamond Prices in Australia
As of August 2026, there are 919,821 lab grown marquise diamonds available. Prices range from $190 AUD/ct to $37,518 AUD/ct, with an average of $1,787 AUD/ct.
Last updated: August 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $2,466 | $1,901 | $926 | $655 | $651 | $648 | $625 | $1,474 | $1,402 |
| F-G | $3,226 | $1,342 | $803 | $618 | $576 | $591 | $527 | $2,392 | $1,523 |
| H-I | - | $1,878 | $998 | $590 | $636 | $1,050 | $1,395 | $2,587 | $1,376 |
| J-K | - | $1,696 | $1,400 | $2,175 | $1,724 | $1,482 | $1,616 | $2,010 | $2,777 |
| L-M | - | - | - | - | $491 | - | $2,493 | $1,210 | - |
| N+ | - | $1,754 | $925 | $805 | $725 | $878 | $721 | $583 | - |
By Carat Weight
0.20-0.29
1,187 listings
Avg: $1,578 AUD/ct
0.30-0.49
45,961 listings
Avg: $1,627 AUD/ct
0.50-0.74
75,307 listings
Avg: $1,615 AUD/ct
0.75-0.99
66,770 listings
Avg: $1,636 AUD/ct
1.00-1.24
202,791 listings
Avg: $1,689 AUD/ct
1.25-1.49
57,250 listings
Avg: $1,271 AUD/ct
1.50-1.99
165,729 listings
Avg: $2,096 AUD/ct
2.00-2.49
83,458 listings
Avg: $2,890 AUD/ct
2.50-2.99
58,198 listings
Avg: $1,502 AUD/ct
3.00-3.99
81,370 listings
Avg: $1,858 AUD/ct
4.00-4.99
39,702 listings
Avg: $1,795 AUD/ct
5.00-9.99
34,197 listings
Avg: $1,871 AUD/ct
10.00+
7,391 listings
Avg: $1,287 AUD/ct
unknown
510 listings
Avg: $1,871 AUD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 28,714 | $3,793 AUD |
| D-E | I | 35 | $2,156 AUD |
| D-E | IF | 33,722 | $2,924 AUD |
| D-E | SI1 | 2,169 | $961 AUD |
| D-E | SI2 | 210 | $2,267 AUD |
| D-E | VS1 | 191,312 | $1,002 AUD |
| D-E | VS2 | 38,962 | $996 AUD |
| D-E | VVS1 | 109,512 | $1,425 AUD |
| D-E | VVS2 | 296,638 | $1,008 AUD |
| F-G | FL | 65 | $4,963 AUD |
| F-G | I | 39 | $2,343 AUD |
| F-G | IF | 1,051 | $2,064 AUD |
| F-G | SI1 | 1,291 | $811 AUD |
| F-G | SI2 | 167 | $3,679 AUD |
| F-G | VS1 | 68,523 | $886 AUD |
| F-G | VS2 | 14,189 | $909 AUD |
| F-G | VVS1 | 9,768 | $1,235 AUD |
| F-G | VVS2 | 84,474 | $951 AUD |
| H-I | I | 44 | $2,118 AUD |
| H-I | IF | 51 | $2,890 AUD |
| H-I | SI1 | 741 | $2,147 AUD |
| H-I | SI2 | 187 | $3,980 AUD |
| H-I | VS1 | 2,774 | $979 AUD |
| H-I | VS2 | 1,423 | $1,616 AUD |
| H-I | VVS1 | 217 | $1,536 AUD |
| H-I | VVS2 | 1,989 | $907 AUD |
| J-K | I | 56 | $4,272 AUD |
| J-K | IF | 21 | $2,609 AUD |
| J-K | SI1 | 474 | $2,486 AUD |
| J-K | SI2 | 140 | $3,092 AUD |
| J-K | VS1 | 128 | $2,652 AUD |
| J-K | VS2 | 327 | $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 | 261 | $2,698 AUD |
| N+ | SI1 | 767 | $1,109 AUD |
| N+ | SI2 | 95 | $897 AUD |
| N+ | VS1 | 12,103 | $1,116 AUD |
| N+ | VS2 | 4,351 | $1,351 AUD |
| N+ | VVS1 | 566 | $1,423 AUD |
| N+ | VVS2 | 9,579 | $1,238 AUD |
| N+ | other | 2,487 | $2,712 AUD |