Lab Grown Oval Diamond Prices in New Zealand
As of June 2026, there are 2,883,196 lab grown oval diamonds available. Prices range from $252 NZD/ct to $55,740 NZD/ct, with an average of $2,826 NZD/ct.
Last updated: June 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $2,941 | $1,740 | $1,150 | $713 | $674 | $669 | $607 | $2,230 | $2,796 |
| F-G | $2,419 | $1,427 | $1,111 | $682 | $681 | $584 | $652 | $4,220 | $2,911 |
| H-I | - | $2,701 | $1,346 | $896 | $695 | $1,413 | $1,456 | $4,784 | $2,414 |
| J-K | - | $2,410 | $3,003 | $3,535 | $2,109 | $2,227 | $3,036 | $3,584 | $5,823 |
| L-M | - | $1,143 | $1,270 | $988 | $927 | $1,120 | $1,171 | $1,220 | $758 |
| N+ | $1,473 | $1,856 | $867 | $859 | $815 | $858 | $823 | $1,572 | $483 |
By Carat Weight
0.20-0.29
1,932 listings
Avg: $2,093 NZD/ct
0.30-0.49
29,781 listings
Avg: $2,042 NZD/ct
0.50-0.74
111,198 listings
Avg: $1,968 NZD/ct
0.75-0.99
81,824 listings
Avg: $2,016 NZD/ct
1.00-1.24
497,134 listings
Avg: $2,049 NZD/ct
1.25-1.49
190,391 listings
Avg: $2,320 NZD/ct
1.50-1.99
706,804 listings
Avg: $3,101 NZD/ct
2.00-2.49
508,661 listings
Avg: $3,111 NZD/ct
2.50-2.99
187,155 listings
Avg: $2,257 NZD/ct
3.00-3.99
277,876 listings
Avg: $3,675 NZD/ct
4.00-4.99
134,298 listings
Avg: $4,078 NZD/ct
5.00-9.99
130,695 listings
Avg: $4,872 NZD/ct
10.00+
24,232 listings
Avg: $4,470 NZD/ct
unknown
1,215 listings
Avg: $2,727 NZD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 34,475 | $4,902 NZD |
| D-E | I | 166 | $4,660 NZD |
| D-E | IF | 97,072 | $2,901 NZD |
| D-E | SI1 | 12,706 | $1,011 NZD |
| D-E | SI2 | 840 | $3,717 NZD |
| D-E | VS1 | 695,627 | $1,123 NZD |
| D-E | VS2 | 183,859 | $1,116 NZD |
| D-E | VVS1 | 294,484 | $1,917 NZD |
| D-E | VVS2 | 873,683 | $1,188 NZD |
| D-E | other | 25 | $1,236 NZD |
| F-G | FL | 129 | $4,032 NZD |
| F-G | I | 235 | $4,852 NZD |
| F-G | IF | 3,202 | $2,379 NZD |
| F-G | SI1 | 6,532 | $1,086 NZD |
| F-G | SI2 | 864 | $7,034 NZD |
| F-G | VS1 | 228,173 | $1,134 NZD |
| F-G | VS2 | 59,127 | $973 NZD |
| F-G | VVS1 | 24,147 | $1,851 NZD |
| F-G | VVS2 | 249,678 | $1,136 NZD |
| F-G | other | 17 | $911 NZD |
| H-I | I | 182 | $4,024 NZD |
| H-I | IF | 742 | $4,501 NZD |
| H-I | SI1 | 4,534 | $2,427 NZD |
| H-I | SI2 | 1,985 | $7,973 NZD |
| H-I | VS1 | 15,076 | $1,158 NZD |
| H-I | VS2 | 8,801 | $2,356 NZD |
| H-I | VVS1 | 1,724 | $2,244 NZD |
| H-I | VVS2 | 8,665 | $1,493 NZD |
| J-K | I | 657 | $9,706 NZD |
| J-K | IF | 166 | $4,016 NZD |
| J-K | SI1 | 4,514 | $5,061 NZD |
| J-K | SI2 | 1,378 | $5,973 NZD |
| J-K | VS1 | 1,943 | $3,514 NZD |
| J-K | VS2 | 3,424 | $3,712 NZD |
| J-K | VVS1 | 466 | $5,004 NZD |
| J-K | VVS2 | 831 | $5,892 NZD |
| L-M | I | 10 | $1,263 NZD |
| L-M | IF | 30 | $1,906 NZD |
| L-M | SI1 | 66 | $1,952 NZD |
| L-M | SI2 | 71 | $2,033 NZD |
| L-M | VS1 | 99 | $1,545 NZD |
| L-M | VS2 | 68 | $1,866 NZD |
| L-M | VVS1 | 46 | $2,117 NZD |
| L-M | VVS2 | 32 | $1,647 NZD |
| N+ | FL | 10 | $2,455 NZD |
| N+ | I | 141 | $804 NZD |
| N+ | IF | 588 | $3,094 NZD |
| N+ | SI1 | 2,864 | $1,372 NZD |
| N+ | SI2 | 506 | $2,620 NZD |
| N+ | VS1 | 25,871 | $1,359 NZD |
| N+ | VS2 | 11,534 | $1,430 NZD |
| N+ | VVS1 | 1,729 | $1,445 NZD |
| N+ | VVS2 | 16,109 | $1,431 NZD |
| N+ | other | 3,293 | $2,939 NZD |