Heart|Lab Grown|IGI

4.12ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG803623115

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG803623115

Diamond specifications and retailer prices

From $4,161 NZD
A$3,608 AUD
As of November 2, 2026
20 retailers carry this diamond
Most expensive: $18,719 NZD at Brilliant Earth · As of October 21, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803623115 or 803623115. Listed at 20 retailers as of November 2, 2026. 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
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803623115
Dimensions9.75 × 11.01 × 6.59 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.75 mm11.01 mm4.12 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803623115
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $18,719 NZD|Low: $2,094 NZD|High: $18,719 NZD|Avg: $5,680 NZD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 26, 2026
Retailer 6$2,094 NZD
Retailer 13$2,154 NZD
Retailer 4$2,232 NZD
Retailer 19$2,537 NZD
Retailer 8$2,766 NZD
Retailer 3$3,194 NZD
Retailer 14$3,335 NZD
Retailer 2$4,161 NZD
Retailer 18$4,180 NZD
Retailer 15$4,699 NZD
Retailer 12$4,778 NZD
Retailer 9$5,096 NZD
Retailer 17$6,464 NZD
Retailer 10$6,795 NZD
Retailer 16$7,612 NZD
Retailer 11$7,800 NZD
Retailer 7$10,546 NZD
Retailer 5$11,608 NZD
Brilliant Earth$18,719 NZD

33 data points across 19 retailers

20 retailers

Retailer 1
-
$1,925 NZD
$1,085 USD
Price last confirmed 13 days ago
Retailer 2
-
$2,094 NZD
$1,180 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$2,232 NZD
$1,258 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$2,232 NZD
$1,258 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$2,537 NZD
$1,430 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$2,766 NZD
$1,559 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$3,194 NZD
$1,800 USD
View
Price last confirmed 11 days ago
Retailer 8
-
$3,335 NZD
£1,480 GBP
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$4,161 NZD
A$3,608 AUD
View
Retailer 10
-
$4,180 NZD
$2,356 USD
View
Price last confirmed 11 days ago
Retailer 11
-
$4,699 NZD
ZAR 42,785 ZAR
View
Price last confirmed 13 days ago
Retailer 12
-
$4,778 NZD
A$4,143 AUD
View
Price last confirmed 11 days ago
Retailer 13
-
$5,096 NZD
$2,872 USD
View
Price last confirmed 11 days ago
Retailer 14
-
$6,464 NZD
$3,643 USD
View
Price last confirmed 12 days ago
Retailer 15
-
$6,795 NZD
$3,829 USD
View
Price last confirmed 11 days ago
Retailer 16
-
$7,170 NZD
$4,041 USD
View
Price last confirmed 12 days ago
Retailer 17
-
$7,612 NZD
£3,378 GBP
View
Price last confirmed 11 days ago
Retailer 18
-
$7,800 NZD
$4,396 USD
View
Price last confirmed 11 days ago
Retailer 19
-
$11,608 NZD
A$10,065 AUD
View
Price last confirmed 32 days ago
Most Expensive
Brilliant Earth
20054627A · Oct 21
$18,719 NZD
$10,550 USD
View
Price under review
19 more retailers have this diamond
Prices start from $4,161 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.

B+
4.12ct Heart
$4,161 NZD