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Heart|Lab Grown|IGI

4.54ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG795643962

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG795643962

Diamond specifications and retailer prices

From $3,357 NZD
$1,889 USD
As of November 2, 2026
Save $6,173 NZD (65%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,531 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.54ct lab-grown heart diamond

This 4.54ct 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 LG795643962 or 795643962. Listed at 6 retailers as of October 31, 2026, with prices from $3,357 to $9,531, a $6,173 spread on the same certified stone. Taylor and Hart lists it at $9,531. 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

4.54
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795643962
Dimensions11.40 × 9.79 × 7.06 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.40 mm9.79 mm4.54 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795643962
Side View
Table 57.0%Crown 36.5°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 61.9%

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: Nov 2
Current: $3,788 NZD|Low: $3,224 NZD|High: $9,531 NZD|Avg: $6,004 NZD|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
November 3, 2026
Retailer 3$3,357 NZD
Retailer 1$3,788 NZD
Retailer 4$4,292 NZD
Retailer 5$6,205 NZD
Retailer 2$8,719 NZD
Taylor and Hart$9,531 NZD

24 data points across 6 retailers

6 retailers$3,357 NZD to $9,531 NZD

A
Cheapest Retailer
-
$3,357 NZD
$1,889 USD
A
Retailer 2
-
$3,788 NZD
£1,678 GBP
View
B+
Retailer 3
-
$4,292 NZD
$2,415 USD
View
B+
Retailer 4
-
$6,205 NZD
$3,491 USD
View
B
Retailer 5
-
$8,719 NZD
£3,863 GBP
View
Most Expensive
B
Taylor and Hart
MDNNGXI · Oct 31
$9,531 NZD
$5,362 USD
View
5 more retailers have this diamond
Prices start from $3,357 NZDSave up to $6,173 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
4.54ct Heart
$3,357 NZD