Lab Grown Radiant Diamonds
As of April 2026, there are 1,172,839 lab grown radiant diamonds available. Prices range from $293 NZD/ct to $40,100 NZD/ct, with an average of $1,904 NZD/ct.
Last updated: April 2026
By Carat Weight
Price Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $3,635 | $1,485 | $871 | $545 | $546 | $537 | $430 | $961 | $1,118 |
| F-G | $1,127 | $1,348 | $722 | $631 | $479 | $525 | $511 | $859 | $807 |
| H-I | - | $1,415 | $1,014 | $527 | $511 | $636 | $1,156 | $3,313 | $2,272 |
| J-K | - | $1,957 | $2,000 | $863 | $1,041 | $1,366 | $3,354 | $4,161 | $5,540 |
| L-M | - | - | $1,032 | - | - | $827 | - | - | - |
| N+ | - | $1,794 | $949 | $787 | $768 | $762 | $791 | $1,252 | $1,728 |
By Carat Weight
0.20-0.29
555 listings
Avg: $1,906 NZD/ct
0.30-0.49
10,708 listings
Avg: $2,195 NZD/ct
0.50-0.74
32,427 listings
Avg: $1,915 NZD/ct
0.75-0.99
53,060 listings
Avg: $1,460 NZD/ct
1.00-1.24
145,373 listings
Avg: $1,861 NZD/ct
1.25-1.49
46,849 listings
Avg: $1,299 NZD/ct
1.50-1.99
191,176 listings
Avg: $1,683 NZD/ct
2.00-2.49
132,715 listings
Avg: $2,015 NZD/ct
2.50-2.99
91,591 listings
Avg: $2,172 NZD/ct
3.00-3.99
242,061 listings
Avg: $1,811 NZD/ct
4.00-4.99
150,451 listings
Avg: $1,862 NZD/ct
5.00-9.99
60,404 listings
Avg: $3,440 NZD/ct
10.00+
15,414 listings
Avg: $918 NZD/ct
unknown
55 listings
Avg: $1,346 NZD/ct
Price by Color & Clarity
| Color | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 3,341 | $6,058 NZD |
| D-E | I | 16 | $1,863 NZD |
| D-E | IF | 40,499 | $2,476 NZD |
| D-E | SI1 | 7,644 | $716 NZD |
| D-E | SI2 | 382 | $1,601 NZD |
| D-E | VS1 | 283,517 | $910 NZD |
| D-E | VS2 | 58,718 | $895 NZD |
| D-E | VVS1 | 92,172 | $1,452 NZD |
| D-E | VVS2 | 335,864 | $909 NZD |
| F-G | FL | 10 | $1,879 NZD |
| F-G | I | 31 | $1,345 NZD |
| F-G | IF | 2,160 | $2,247 NZD |
| F-G | SI1 | 5,858 | $851 NZD |
| F-G | SI2 | 424 | $1,431 NZD |
| F-G | VS1 | 118,574 | $798 NZD |
| F-G | VS2 | 36,107 | $874 NZD |
| F-G | VVS1 | 9,823 | $1,204 NZD |
| F-G | VVS2 | 103,768 | $1,052 NZD |
| F-G | other | 10 | $553 NZD |
| H-I | I | 12 | $3,787 NZD |
| H-I | IF | 186 | $2,359 NZD |
| H-I | SI1 | 1,033 | $1,926 NZD |
| H-I | SI2 | 243 | $5,522 NZD |
| H-I | VS1 | 11,717 | $851 NZD |
| H-I | VS2 | 4,064 | $1,060 NZD |
| H-I | VVS1 | 741 | $1,691 NZD |
| H-I | VVS2 | 6,589 | $879 NZD |
| J-K | I | 49 | $9,233 NZD |
| J-K | IF | 35 | $3,262 NZD |
| J-K | SI1 | 664 | $5,590 NZD |
| J-K | SI2 | 239 | $6,934 NZD |
| J-K | VS1 | 446 | $1,734 NZD |
| J-K | VS2 | 465 | $2,276 NZD |
| J-K | VVS1 | 63 | $3,334 NZD |
| J-K | VVS2 | 273 | $1,439 NZD |
| L-M | VS2 | 19 | $1,378 NZD |
| L-M | VVS1 | 14 | $1,720 NZD |
| N+ | I | 11 | $2,879 NZD |
| N+ | IF | 431 | $2,990 NZD |
| N+ | SI1 | 1,763 | $1,319 NZD |
| N+ | SI2 | 285 | $2,087 NZD |
| N+ | VS1 | 22,196 | $1,281 NZD |
| N+ | VS2 | 8,751 | $1,270 NZD |
| N+ | VVS1 | 946 | $1,582 NZD |
| N+ | VVS2 | 12,686 | $1,312 NZD |