Lab Grown Oval Diamond Prices in New Zealand
As of July 2026, there are 2,876,758 lab grown oval diamonds available. Prices range from $199 NZD/ct to $55,740 NZD/ct, with an average of $2,675 NZD/ct.
Last updated: July 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,825 | $1,464 | $1,016 | $668 | $656 | $686 | $643 | $2,570 | $3,274 |
| F-G | $1,873 | $1,244 | $1,136 | $721 | $727 | $695 | $858 | $3,837 | $3,189 |
| H-I | $4,081 | $2,464 | $1,570 | $1,009 | $873 | $1,457 | $1,434 | $4,624 | $1,797 |
| J-K | - | $2,379 | $2,841 | $3,434 | $2,039 | $1,830 | $2,520 | $3,235 | $4,231 |
| L-M | - | $1,213 | $1,468 | $939 | $1,662 | $1,115 | $1,148 | $1,203 | $758 |
| N+ | $1,876 | $1,940 | $823 | $792 | $746 | $770 | $773 | $1,459 | $534 |
By Carat Weight
0.20-0.29
2,510 listings
Avg: $1,932 NZD/ct
0.30-0.49
35,544 listings
Avg: $2,146 NZD/ct
0.50-0.74
144,462 listings
Avg: $2,075 NZD/ct
0.75-0.99
102,027 listings
Avg: $2,376 NZD/ct
1.00-1.24
486,619 listings
Avg: $2,066 NZD/ct
1.25-1.49
145,866 listings
Avg: $2,142 NZD/ct
1.50-1.99
624,344 listings
Avg: $2,633 NZD/ct
2.00-2.49
435,299 listings
Avg: $3,110 NZD/ct
2.50-2.99
199,912 listings
Avg: $2,028 NZD/ct
3.00-3.99
311,586 listings
Avg: $3,293 NZD/ct
4.00-4.99
174,354 listings
Avg: $3,118 NZD/ct
5.00-9.99
180,084 listings
Avg: $4,612 NZD/ct
10.00+
32,915 listings
Avg: $4,112 NZD/ct
unknown
1,236 listings
Avg: $2,532 NZD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 68,514 | $3,042 NZD |
| D-E | I | 141 | $5,456 NZD |
| D-E | IF | 130,412 | $2,440 NZD |
| D-E | SI1 | 10,422 | $1,072 NZD |
| D-E | SI2 | 1,093 | $4,283 NZD |
| D-E | VS1 | 607,217 | $1,093 NZD |
| D-E | VS2 | 135,323 | $1,144 NZD |
| D-E | VVS1 | 371,965 | $1,693 NZD |
| D-E | VVS2 | 879,038 | $1,113 NZD |
| D-E | other | 23 | $1,228 NZD |
| F-G | FL | 337 | $3,122 NZD |
| F-G | I | 152 | $5,315 NZD |
| F-G | IF | 4,251 | $2,073 NZD |
| F-G | SI1 | 5,964 | $1,430 NZD |
| F-G | SI2 | 934 | $6,395 NZD |
| F-G | VS1 | 192,483 | $1,212 NZD |
| F-G | VS2 | 48,984 | $1,158 NZD |
| F-G | VVS1 | 25,562 | $1,893 NZD |
| F-G | VVS2 | 228,924 | $1,202 NZD |
| F-G | other | 11 | $844 NZD |
| H-I | FL | 10 | $6,802 NZD |
| H-I | I | 170 | $2,995 NZD |
| H-I | IF | 458 | $4,106 NZD |
| H-I | SI1 | 5,456 | $2,390 NZD |
| H-I | SI2 | 2,421 | $7,707 NZD |
| H-I | VS1 | 15,483 | $1,455 NZD |
| H-I | VS2 | 9,048 | $2,428 NZD |
| H-I | VVS1 | 1,439 | $2,617 NZD |
| H-I | VVS2 | 7,683 | $1,681 NZD |
| J-K | I | 615 | $7,052 NZD |
| J-K | IF | 107 | $3,965 NZD |
| J-K | SI1 | 5,476 | $4,200 NZD |
| J-K | SI2 | 1,555 | $5,392 NZD |
| J-K | VS1 | 2,255 | $3,398 NZD |
| J-K | VS2 | 4,024 | $3,050 NZD |
| J-K | VVS1 | 295 | $4,735 NZD |
| J-K | VVS2 | 592 | $5,723 NZD |
| L-M | I | 10 | $1,263 NZD |
| L-M | IF | 30 | $2,022 NZD |
| L-M | SI1 | 56 | $1,913 NZD |
| L-M | SI2 | 64 | $2,005 NZD |
| L-M | VS1 | 111 | $2,770 NZD |
| L-M | VS2 | 60 | $1,859 NZD |
| L-M | VVS1 | 30 | $2,447 NZD |
| L-M | VVS2 | 58 | $1,565 NZD |
| N+ | FL | 80 | $3,127 NZD |
| N+ | I | 135 | $890 NZD |
| N+ | IF | 855 | $3,234 NZD |
| N+ | SI1 | 4,978 | $1,288 NZD |
| N+ | SI2 | 1,065 | $2,431 NZD |
| N+ | VS1 | 44,904 | $1,243 NZD |
| N+ | VS2 | 19,037 | $1,283 NZD |
| N+ | VVS1 | 2,952 | $1,372 NZD |
| N+ | VVS2 | 29,137 | $1,319 NZD |
| N+ | other | 4,359 | $2,993 NZD |