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Heart|Lab Grown|IGI

4.12ct D VVS2 Heart Lab Grown Diamond

EX • D/VVS2 • IGI LG715510051

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG715510051

Diamond specifications and retailer prices

From $1,531 NZD
$863 USD
As of October 27, 2026
Save $13,071 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,602 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.12ct lab-grown heart diamond

This 4.12ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG715510051 or 715510051. Listed at 17 retailers as of October 27, 2026, with prices from $1,531 to $14,602, a $13,071 spread on the same certified stone. Brilliant Earth lists it at $14,602. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.12
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715510051
Dimensions9.78 × 10.99 × 6.36 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.78 mm10.99 mm4.12 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715510051
Side View
Table 56.0%Crown 37.3°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $14,602 NZD|Low: $1,222 NZD|High: $19,553 NZD|Avg: $4,708 NZD|-25.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 13$1,531 NZD
Retailer 3$1,666 NZD
Retailer 15$1,778 NZD
Retailer 5$1,849 NZD
Retailer 9$2,085 NZD
Retailer 14$2,825 NZD
Retailer 2$3,015 NZD
Retailer 6$3,320 NZD
Retailer 10$3,850 NZD
Retailer 11$3,850 NZD
Retailer 12$5,257 NZD
Retailer 7$5,550 NZD
Retailer 8$6,688 NZD
Retailer 4$6,944 NZD
Brilliant Earth$14,602 NZD

42 data points across 15 retailers

17 retailers$1,531 NZD to $14,602 NZD

A
Cheapest Retailer
-
$1,531 NZD
$863 USD
A
Retailer 2
-
$1,666 NZD
$939 USD
View
A
Retailer 3
-
$1,778 NZD
$1,002 USD
View
A
Retailer 4
-
$1,849 NZD
$1,042 USD
View
Final sale: no returns
A
Retailer 5
-
$2,085 NZD
$1,175 USD
View
A
Retailer 6
-
$2,407 NZD
HK$10,600 HKD
View
A
Retailer 7
-
$2,825 NZD
$1,592 USD
View
A
Retailer 8
-
$3,015 NZD
£1,338 GBP
View
A
Retailer 9
-
$3,320 NZD
$1,871 USD
View
B+
Retailer 10
-
$3,850 NZD
A$3,338 AUD
View
B+
Retailer 11
-
$3,850 NZD
$2,170 USD
View
B+
Retailer 12
-
$5,257 NZD
$2,963 USD
View
B+
Retailer 13
-
$5,550 NZD
$3,128 USD
View
B+
Retailer 14
-
$6,688 NZD
£2,968 GBP
View
B
Retailer 15
-
$6,944 NZD
SGD 5,289 SGD
View
B
Retailer 16
-
$6,988 NZD
$3,938 USD
View
Most Expensive
B
Brilliant Earth
15505215Y · Oct 30
$14,602 NZD
$8,230 USD
View
16 more retailers have this diamond
Prices start from $1,531 NZDSave up to $13,071 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.12ct Heart
$1,531 NZD