Lab Grown Heart Diamond Prices in New Zealand
As of July 2026, there are 514,435 lab grown heart diamonds available. Prices range from $187 NZD/ct to $55,981 NZD/ct, with an average of $2,131 NZD/ct.
Last updated: July 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $4,147 | $3,027 | $1,107 | $700 | $716 | $700 | $865 | $1,119 | - |
| F-G | $3,926 | $2,087 | $977 | $717 | $731 | $795 | $999 | $1,243 | $2,770 |
| H-I | - | $2,037 | $1,480 | $1,037 | $757 | $1,185 | $1,372 | $2,063 | $1,548 |
| J-K | - | $2,080 | $1,378 | $1,252 | $1,311 | $1,336 | $1,543 | $2,440 | $6,180 |
| L-M | - | - | - | $813 | $533 | $1,542 | $1,083 | - | - |
| N+ | - | $1,308 | $836 | $736 | $734 | $742 | $556 | $558 | - |
By Carat Weight
0.20-0.29
516 listings
Avg: $1,524 NZD/ct
0.30-0.49
6,290 listings
Avg: $2,185 NZD/ct
0.50-0.74
20,944 listings
Avg: $2,242 NZD/ct
0.75-0.99
19,586 listings
Avg: $2,061 NZD/ct
1.00-1.24
87,923 listings
Avg: $2,154 NZD/ct
1.25-1.49
22,790 listings
Avg: $1,590 NZD/ct
1.50-1.99
100,027 listings
Avg: $2,039 NZD/ct
2.00-2.49
75,284 listings
Avg: $1,981 NZD/ct
2.50-2.99
43,137 listings
Avg: $2,316 NZD/ct
3.00-3.99
66,957 listings
Avg: $2,250 NZD/ct
4.00-4.99
29,244 listings
Avg: $1,529 NZD/ct
5.00-9.99
35,949 listings
Avg: $1,950 NZD/ct
10.00+
5,649 listings
Avg: $4,161 NZD/ct
unknown
139 listings
Avg: $1,575 NZD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 3,304 | $6,912 NZD |
| D-E | IF | 15,199 | $5,045 NZD |
| D-E | SI1 | 2,492 | $1,441 NZD |
| D-E | SI2 | 233 | $1,865 NZD |
| D-E | VS1 | 119,198 | $1,194 NZD |
| D-E | VS2 | 24,611 | $1,167 NZD |
| D-E | VVS1 | 50,002 | $1,845 NZD |
| D-E | VVS2 | 160,514 | $1,166 NZD |
| F-G | FL | 41 | $6,543 NZD |
| F-G | I | 21 | $4,616 NZD |
| F-G | IF | 761 | $3,478 NZD |
| F-G | SI1 | 1,637 | $1,666 NZD |
| F-G | SI2 | 328 | $2,071 NZD |
| F-G | VS1 | 36,414 | $1,219 NZD |
| F-G | VS2 | 10,769 | $1,325 NZD |
| F-G | VVS1 | 5,935 | $1,628 NZD |
| F-G | VVS2 | 35,810 | $1,195 NZD |
| H-I | I | 34 | $2,580 NZD |
| H-I | IF | 103 | $3,395 NZD |
| H-I | SI1 | 665 | $2,287 NZD |
| H-I | SI2 | 188 | $3,438 NZD |
| H-I | VS1 | 3,121 | $1,262 NZD |
| H-I | VS2 | 1,044 | $1,975 NZD |
| H-I | VVS1 | 335 | $2,466 NZD |
| H-I | VVS2 | 1,804 | $1,729 NZD |
| J-K | I | 23 | $10,301 NZD |
| J-K | IF | 54 | $3,466 NZD |
| J-K | SI1 | 158 | $2,572 NZD |
| J-K | SI2 | 63 | $4,067 NZD |
| J-K | VS1 | 185 | $2,184 NZD |
| J-K | VS2 | 243 | $2,227 NZD |
| J-K | VVS1 | 62 | $2,297 NZD |
| J-K | VVS2 | 162 | $2,086 NZD |
| L-M | SI1 | 36 | $1,804 NZD |
| L-M | VS1 | 35 | $889 NZD |
| L-M | VS2 | 11 | $2,570 NZD |
| L-M | VVS2 | 10 | $1,354 NZD |
| N+ | IF | 87 | $2,180 NZD |
| N+ | SI1 | 1,330 | $926 NZD |
| N+ | SI2 | 159 | $929 NZD |
| N+ | VS1 | 17,426 | $1,223 NZD |
| N+ | VS2 | 6,658 | $1,237 NZD |
| N+ | VVS1 | 548 | $1,393 NZD |
| N+ | VVS2 | 10,539 | $1,227 NZD |
| N+ | other | 2,083 | $2,847 NZD |