Lab Grown Heart Diamond Prices in New Zealand

Last updated: September 2026

By Carat Weight

Price Distribution

LowHigh

ColourFLIFVVS1VVS2VS1VS2SI1SI2I
D-E$2,983$2,637$757$548$583$502$492$930$1,471
F-G$2,263$1,787$714$511$487$561$843$1,271$2,770
H-I-$1,793$1,506$738$647$1,044$1,281$2,217$1,665
J-K-$2,156$1,535$1,073$1,487$1,389$1,646$2,572$3,823
L-M---$969$585$1,542$1,083--
N+-$1,311$731$667$634$652$596$611-

By Carat Weight

0.20-0.29
560 listings
Avg: $1,646 NZD/ct
0.30-0.49
6,748 listings
Avg: $1,974 NZD/ct
0.50-0.74
21,904 listings
Avg: $2,179 NZD/ct
0.75-0.99
22,559 listings
Avg: $1,985 NZD/ct
1.00-1.24
117,960 listings
Avg: $1,818 NZD/ct
1.25-1.49
21,585 listings
Avg: $1,614 NZD/ct
1.50-1.99
96,611 listings
Avg: $1,923 NZD/ct
2.00-2.49
74,818 listings
Avg: $1,988 NZD/ct
2.50-2.99
26,550 listings
Avg: $2,060 NZD/ct
3.00-3.99
38,607 listings
Avg: $1,885 NZD/ct
4.00-4.99
18,011 listings
Avg: $1,344 NZD/ct
5.00-9.99
26,604 listings
Avg: $1,494 NZD/ct
10.00+
4,909 listings
Avg: $4,387 NZD/ct
unknown
193 listings
Avg: $1,532 NZD/ct

Price by Colour & Clarity

ColourClarityListingsAvg Price/ct
D-EFL4,698$5,182 NZD
D-EI10$2,555 NZD
D-EIF10,941$4,580 NZD
D-ESI11,843$854 NZD
D-ESI2254$1,615 NZD
D-EVS1119,284$1,012 NZD
D-EVS220,053$872 NZD
D-EVVS143,275$1,316 NZD
D-EVVS2156,872$951 NZD
F-GFL80$3,931 NZD
F-GI43$4,811 NZD
F-GIF428$3,104 NZD
F-GSI11,263$1,464 NZD
F-GSI2249$2,207 NZD
F-GVS127,968$845 NZD
F-GVS28,002$974 NZD
F-GVVS15,118$1,240 NZD
F-GVVS231,773$887 NZD
H-II34$2,891 NZD
H-IIF81$3,114 NZD
H-ISI1546$2,224 NZD
H-ISI2204$3,850 NZD
H-IVS12,113$1,124 NZD
H-IVS2866$1,813 NZD
H-IVVS1283$2,615 NZD
H-IVVS21,304$1,282 NZD
J-KI65$6,640 NZD
J-KIF55$3,745 NZD
J-KSI1440$2,858 NZD
J-KSI277$4,468 NZD
J-KVS1198$2,583 NZD
J-KVS2293$2,412 NZD
J-KVVS167$2,666 NZD
J-KVVS2148$1,863 NZD
L-MSI136$1,880 NZD
L-MVS135$1,017 NZD
L-MVS211$2,679 NZD
L-MVVS223$1,683 NZD
N+IF68$2,277 NZD
N+SI11,286$1,035 NZD
N+SI2164$1,061 NZD
N+VS117,278$1,101 NZD
N+VS26,544$1,132 NZD
N+VVS1566$1,270 NZD
N+VVS210,240$1,158 NZD
N+other2,440$2,951 NZD