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Heart|Lab Grown|IGI

4.54ct E VVS2 Heart Lab Grown Diamond

ID • E/VVS2 • IGI LG743546665

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG743546665

Diamond specifications and retailer prices

From $1,285 NZD
£570 GBP
As of October 30, 2026
Save $16,866 NZD (93%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $18,151 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG743546665 or 743546665. Listed at 23 retailers as of October 28, 2026, with prices from $1,285 to $18,151, a $16,866 spread on the same certified stone. Brilliant Earth lists it at $18,151. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743546665
Dimensions10.41 × 11.57 × 6.67 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.41 mm11.57 mm4.54 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743546665
Side View
Table 63.0%Crown 33.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 57.6%

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 30
Current: $18,151 NZD|Low: $1,274 NZD|High: $18,151 NZD|Avg: $4,107 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
October 30, 2026
Retailer 2$1,285 NZD
Retailer 15$1,327 NZD
Retailer 7$1,443 NZD
Retailer 5$1,538 NZD
Retailer 10$1,854 NZD
Retailer 14$2,204 NZD
Retailer 8$2,465 NZD
Retailer 9$3,275 NZD
Retailer 12$3,294 NZD
Retailer 13$3,790 NZD
Retailer 6$4,326 NZD
Retailer 4$4,995 NZD
Retailer 11$6,050 NZD
Retailer 3$7,180 NZD
Brilliant Earth$18,151 NZD

34 data points across 15 retailers

23 retailers$1,285 NZD to $18,151 NZD

A
Cheapest Retailer
-
$1,285 NZD
£570 GBP
A
Retailer 2
-
$1,327 NZD
$748 USD
View
A
Retailer 3
-
$1,443 NZD
$813 USD
View
A
Retailer 4
-
$1,485 NZD
$837 USD
View
Final sale: no returns
A
Retailer 5
-
$1,538 NZD
$867 USD
View
Retailer 6
-
$1,538 NZD
$867 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$1,854 NZD
$1,045 USD
View
A
Retailer 8
-
$2,175 NZD
$1,226 USD
View
B+
Retailer 9
-
$2,204 NZD
$1,242 USD
View
A
Retailer 10
-
$2,465 NZD
£1,094 GBP
View
A
Retailer 11
-
$3,275 NZD
ZAR 29,815 ZAR
View
Retailer 12
-
$3,294 NZD
A$2,856 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$3,667 NZD
$2,067 USD
View
B+
Retailer 14
-
$3,790 NZD
$2,136 USD
View
B+
Retailer 15
-
$4,326 NZD
$2,438 USD
View
B+
Retailer 16
-
$4,975 NZD
$2,804 USD
View
B+
Retailer 17
-
$4,995 NZD
$2,815 USD
View
B+
Retailer 18
-
$5,200 NZD
$2,931 USD
View
B+
Retailer 19
-
$5,307 NZD
$2,991 USD
View
B+
Retailer 20
-
$6,050 NZD
£2,685 GBP
View
Retailer 21
-
$7,180 NZD
A$6,226 AUD
View
Price last confirmed 22 days ago
B
Retailer 22
-
$7,328 NZD
$4,130 USD
View
Most Expensive
B
Brilliant Earth
16567757A · Oct 28
$18,151 NZD
$10,230 USD
View
22 more retailers have this diamond
Prices start from $1,285 NZDSave up to $16,866 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
$1,285 NZD