Natural Radiant Diamond Prices in New Zealand
As of July 2026, there are 244,414 natural radiant diamonds available. Prices range from $571 NZD/ct to $1,058,118 NZD/ct, with an average of $12,208 NZD/ct.
Last updated: July 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $12K | $9,884 | $6,806 | $8,660 | $12K | $10K | $9,525 | $6,414 | $5,967 |
| F-G | $2,399 | $8,193 | $10K | $9,796 | $12K | $9,077 | $8,061 | $6,182 | $5,226 |
| H-I | $4,454 | $7,433 | $7,522 | $7,223 | $7,471 | $5,743 | $7,903 | $6,549 | $6,201 |
| J-K | $1,722 | $3,404 | $5,518 | $5,331 | $6,330 | $6,802 | $6,386 | $4,454 | $4,139 |
| L-M | - | $2,231 | $1,938 | $2,649 | $2,829 | $3,210 | $2,841 | $3,236 | $1,739 |
| N+ | $4,544 | $8,525 | $7,538 | $6,728 | $8,686 | $12K | $9,726 | $8,938 | $9,009 |
By Carat Weight
0.20-0.29
737 listings
Avg: $10,545 NZD/ct
0.30-0.49
18,928 listings
Avg: $3,492 NZD/ct
0.50-0.74
67,264 listings
Avg: $3,325 NZD/ct
0.75-0.99
23,229 listings
Avg: $4,012 NZD/ct
1.00-1.24
66,463 listings
Avg: $4,732 NZD/ct
1.25-1.49
5,880 listings
Avg: $6,681 NZD/ct
1.50-1.99
30,996 listings
Avg: $7,684 NZD/ct
2.00-2.49
18,186 listings
Avg: $10,750 NZD/ct
2.50-2.99
3,463 listings
Avg: $14,432 NZD/ct
3.00-3.99
5,579 listings
Avg: $18,954 NZD/ct
4.00-4.99
1,339 listings
Avg: $23,299 NZD/ct
5.00-9.99
1,879 listings
Avg: $31,582 NZD/ct
10.00+
369 listings
Avg: $36,854 NZD/ct
unknown
102 listings
Avg: $73,770 NZD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 244 | $20,186 NZD |
| D-E | I | 424 | $9,945 NZD |
| D-E | IF | 3,209 | $16,473 NZD |
| D-E | SI1 | 8,203 | $15,875 NZD |
| D-E | SI2 | 3,700 | $10,689 NZD |
| D-E | VS1 | 11,448 | $19,318 NZD |
| D-E | VS2 | 11,011 | $16,835 NZD |
| D-E | VVS1 | 9,772 | $11,343 NZD |
| D-E | VVS2 | 8,773 | $14,434 NZD |
| F-G | FL | 132 | $3,998 NZD |
| F-G | I | 639 | $8,709 NZD |
| F-G | IF | 3,827 | $13,655 NZD |
| F-G | SI1 | 9,630 | $13,435 NZD |
| F-G | SI2 | 4,981 | $10,303 NZD |
| F-G | VS1 | 13,420 | $20,820 NZD |
| F-G | VS2 | 14,085 | $15,128 NZD |
| F-G | VVS1 | 11,256 | $16,716 NZD |
| F-G | VVS2 | 10,190 | $16,326 NZD |
| H-I | FL | 104 | $7,423 NZD |
| H-I | I | 555 | $10,336 NZD |
| H-I | IF | 2,591 | $12,389 NZD |
| H-I | SI1 | 9,069 | $13,172 NZD |
| H-I | SI2 | 5,080 | $10,915 NZD |
| H-I | VS1 | 11,816 | $12,452 NZD |
| H-I | VS2 | 11,858 | $9,572 NZD |
| H-I | VVS1 | 10,042 | $12,537 NZD |
| H-I | VVS2 | 9,706 | $12,039 NZD |
| J-K | FL | 35 | $2,870 NZD |
| J-K | I | 167 | $6,899 NZD |
| J-K | IF | 851 | $5,673 NZD |
| J-K | SI1 | 4,149 | $10,644 NZD |
| J-K | SI2 | 2,422 | $7,423 NZD |
| J-K | VS1 | 4,794 | $10,550 NZD |
| J-K | VS2 | 4,371 | $11,337 NZD |
| J-K | VVS1 | 3,399 | $9,197 NZD |
| J-K | VVS2 | 3,522 | $8,886 NZD |
| L-M | I | 27 | $2,898 NZD |
| L-M | IF | 107 | $3,718 NZD |
| L-M | SI1 | 415 | $4,736 NZD |
| L-M | SI2 | 210 | $5,393 NZD |
| L-M | VS1 | 467 | $4,715 NZD |
| L-M | VS2 | 416 | $5,349 NZD |
| L-M | VVS1 | 246 | $3,230 NZD |
| L-M | VVS2 | 327 | $4,415 NZD |
| N+ | FL | 77 | $7,573 NZD |
| N+ | I | 939 | $15,014 NZD |
| N+ | IF | 1,731 | $14,208 NZD |
| N+ | SI1 | 3,515 | $16,211 NZD |
| N+ | SI2 | 2,163 | $14,896 NZD |
| N+ | VS1 | 8,039 | $14,477 NZD |
| N+ | VS2 | 7,267 | $20,752 NZD |
| N+ | VVS1 | 3,715 | $12,563 NZD |
| N+ | VVS2 | 5,043 | $11,214 NZD |
| N+ | other | 235 | $22,219 NZD |