Natural Heart Diamond Prices in New Zealand
As of July 2026, there are 348,688 natural heart diamonds available. Prices range from $285 NZD/ct to $216,944 NZD/ct, with an average of $11,668 NZD/ct.
Last updated: July 2026
By Carat Weight
Price Distribution
LowHigh
| Colour | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $19K | $16K | $11K | $10K | $9,528 | $12K | $6,836 | $5,195 | $5,905 |
| F-G | $12K | $9,154 | $9,322 | $9,596 | $8,691 | $11K | $6,599 | $4,271 | $4,726 |
| H-I | $1,333 | $7,687 | $7,015 | $6,503 | $8,575 | $8,402 | $5,290 | $3,738 | $6,808 |
| J-K | - | $5,167 | $4,808 | $4,932 | $4,497 | $4,513 | $4,183 | $3,633 | $4,806 |
| L-M | - | $1,634 | $2,520 | $2,126 | $3,458 | $3,014 | $2,294 | $2,752 | $1,310 |
| N+ | - | $5,502 | $4,454 | $7,301 | $5,440 | $8,041 | $8,958 | $8,333 | $4,300 |
By Carat Weight
0.20-0.29
5,251 listings
Avg: $9,032 NZD/ct
0.30-0.49
20,587 listings
Avg: $4,094 NZD/ct
0.50-0.74
104,647 listings
Avg: $3,143 NZD/ct
0.75-0.99
49,212 listings
Avg: $3,538 NZD/ct
1.00-1.24
94,928 listings
Avg: $4,715 NZD/ct
1.25-1.49
5,954 listings
Avg: $6,068 NZD/ct
1.50-1.99
43,485 listings
Avg: $6,895 NZD/ct
2.00-2.49
17,409 listings
Avg: $10,298 NZD/ct
2.50-2.99
2,149 listings
Avg: $14,370 NZD/ct
3.00-3.99
2,157 listings
Avg: $16,618 NZD/ct
4.00-4.99
918 listings
Avg: $28,314 NZD/ct
5.00-9.99
1,247 listings
Avg: $34,607 NZD/ct
10.00+
102 listings
Avg: $51,416 NZD/ct
unknown
642 listings
Avg: $14,722 NZD/ct
Price by Colour & Clarity
| Colour | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 269 | $31,329 NZD |
| D-E | I | 447 | $9,842 NZD |
| D-E | IF | 3,582 | $26,316 NZD |
| D-E | SI1 | 15,058 | $11,394 NZD |
| D-E | SI2 | 7,271 | $8,658 NZD |
| D-E | VS1 | 20,627 | $15,880 NZD |
| D-E | VS2 | 19,875 | $20,449 NZD |
| D-E | VVS1 | 10,461 | $18,330 NZD |
| D-E | VVS2 | 14,372 | $16,703 NZD |
| F-G | FL | 55 | $20,389 NZD |
| F-G | I | 823 | $7,877 NZD |
| F-G | IF | 5,108 | $15,257 NZD |
| F-G | SI1 | 17,236 | $10,999 NZD |
| F-G | SI2 | 11,569 | $7,119 NZD |
| F-G | VS1 | 24,303 | $14,485 NZD |
| F-G | VS2 | 23,605 | $18,720 NZD |
| F-G | VVS1 | 12,428 | $15,536 NZD |
| F-G | VVS2 | 16,263 | $15,993 NZD |
| H-I | FL | 10 | $2,221 NZD |
| H-I | I | 688 | $11,347 NZD |
| H-I | IF | 4,890 | $12,812 NZD |
| H-I | SI1 | 15,592 | $8,817 NZD |
| H-I | SI2 | 11,953 | $6,231 NZD |
| H-I | VS1 | 20,280 | $14,292 NZD |
| H-I | VS2 | 20,731 | $14,004 NZD |
| H-I | VVS1 | 12,599 | $11,691 NZD |
| H-I | VVS2 | 14,122 | $10,839 NZD |
| J-K | I | 185 | $8,010 NZD |
| J-K | IF | 1,381 | $8,611 NZD |
| J-K | SI1 | 5,394 | $6,972 NZD |
| J-K | SI2 | 3,738 | $6,055 NZD |
| J-K | VS1 | 5,626 | $7,494 NZD |
| J-K | VS2 | 6,274 | $7,522 NZD |
| J-K | VVS1 | 4,692 | $8,013 NZD |
| J-K | VVS2 | 4,855 | $8,221 NZD |
| L-M | I | 41 | $2,184 NZD |
| L-M | IF | 86 | $2,723 NZD |
| L-M | SI1 | 182 | $3,823 NZD |
| L-M | SI2 | 223 | $4,587 NZD |
| L-M | VS1 | 426 | $5,764 NZD |
| L-M | VS2 | 310 | $5,023 NZD |
| L-M | VVS1 | 278 | $4,199 NZD |
| L-M | VVS2 | 398 | $3,544 NZD |
| N+ | I | 774 | $7,166 NZD |
| N+ | IF | 270 | $9,170 NZD |
| N+ | SI1 | 1,965 | $14,929 NZD |
| N+ | SI2 | 1,406 | $13,888 NZD |
| N+ | VS1 | 1,745 | $9,066 NZD |
| N+ | VS2 | 2,599 | $13,401 NZD |
| N+ | VVS1 | 516 | $7,423 NZD |
| N+ | VVS2 | 931 | $12,168 NZD |
| N+ | other | 176 | $21,365 NZD |