Lab Grown Radiant Diamond Prices in New Zealand
As of June 2026, there are 1,158,572 lab grown radiant diamonds available. Prices range from $301 NZD/ct to $35,000 NZD/ct, with an average of $2,250 NZD/ct.
Last updated: June 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $2,971 | $1,553 | $984 | $578 | $582 | $569 | $442 | $1,042 | $1,322 |
| F-G | $4,726 | $1,285 | $746 | $651 | $499 | $525 | $490 | $807 | $838 |
| H-I | - | $1,598 | $825 | $544 | $499 | $686 | $1,260 | $5,254 | $4,142 |
| J-K | - | $1,919 | $2,450 | $970 | $1,031 | $2,661 | $3,398 | $4,129 | $6,389 |
| L-M | - | - | $902 | - | $846 | $535 | - | - | - |
| N+ | - | $1,735 | $965 | $798 | $767 | $749 | $864 | $1,250 | $1,728 |
By Carat Weight
0.20-0.29
573 listings
Avg: $1,979 NZD/ct
0.30-0.49
11,070 listings
Avg: $2,170 NZD/ct
0.50-0.74
36,490 listings
Avg: $1,932 NZD/ct
0.75-0.99
40,613 listings
Avg: $1,898 NZD/ct
1.00-1.24
145,853 listings
Avg: $1,883 NZD/ct
1.25-1.49
39,683 listings
Avg: $1,493 NZD/ct
1.50-1.99
176,201 listings
Avg: $1,972 NZD/ct
2.00-2.49
129,990 listings
Avg: $2,124 NZD/ct
2.50-2.99
95,814 listings
Avg: $2,214 NZD/ct
3.00-3.99
255,371 listings
Avg: $2,784 NZD/ct
4.00-4.99
147,000 listings
Avg: $3,176 NZD/ct
5.00-9.99
64,294 listings
Avg: $4,275 NZD/ct
10.00+
15,562 listings
Avg: $1,184 NZD/ct
unknown
58 listings
Avg: $1,300 NZD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 10,032 | $4,951 NZD |
| D-E | I | 10 | $2,204 NZD |
| D-E | IF | 40,923 | $2,588 NZD |
| D-E | SI1 | 7,050 | $737 NZD |
| D-E | SI2 | 365 | $1,737 NZD |
| D-E | VS1 | 265,346 | $969 NZD |
| D-E | VS2 | 53,407 | $949 NZD |
| D-E | VVS1 | 96,667 | $1,641 NZD |
| D-E | VVS2 | 342,714 | $963 NZD |
| F-G | FL | 21 | $7,877 NZD |
| F-G | I | 21 | $1,397 NZD |
| F-G | IF | 2,065 | $2,141 NZD |
| F-G | SI1 | 4,689 | $816 NZD |
| F-G | SI2 | 322 | $1,345 NZD |
| F-G | VS1 | 114,378 | $831 NZD |
| F-G | VS2 | 30,397 | $876 NZD |
| F-G | VVS1 | 9,151 | $1,243 NZD |
| F-G | VVS2 | 106,685 | $1,085 NZD |
| F-G | other | 10 | $565 NZD |
| H-I | I | 41 | $6,903 NZD |
| H-I | IF | 141 | $2,663 NZD |
| H-I | SI1 | 1,001 | $2,100 NZD |
| H-I | SI2 | 267 | $8,756 NZD |
| H-I | VS1 | 10,541 | $832 NZD |
| H-I | VS2 | 3,659 | $1,144 NZD |
| H-I | VVS1 | 427 | $1,375 NZD |
| H-I | VVS2 | 6,153 | $906 NZD |
| J-K | I | 194 | $10,648 NZD |
| J-K | IF | 21 | $3,198 NZD |
| J-K | SI1 | 752 | $5,664 NZD |
| J-K | SI2 | 247 | $6,882 NZD |
| J-K | VS1 | 397 | $1,718 NZD |
| J-K | VS2 | 570 | $4,435 NZD |
| J-K | VVS1 | 46 | $4,084 NZD |
| J-K | VVS2 | 198 | $1,617 NZD |
| L-M | VS1 | 10 | $1,410 NZD |
| L-M | VS2 | 10 | $891 NZD |
| L-M | VVS1 | 12 | $1,503 NZD |
| N+ | I | 11 | $2,879 NZD |
| N+ | IF | 392 | $2,892 NZD |
| N+ | SI1 | 1,766 | $1,441 NZD |
| N+ | SI2 | 285 | $2,083 NZD |
| N+ | VS1 | 21,571 | $1,278 NZD |
| N+ | VS2 | 9,001 | $1,248 NZD |
| N+ | VVS1 | 891 | $1,609 NZD |
| N+ | VVS2 | 12,978 | $1,331 NZD |
| N+ | other | 2,737 | $2,739 NZD |