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Heart|Lab Grown|IGI

4.57ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG840638290

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840638290

Diamond specifications and retailer prices

From $1,440 AUD
HK$7,900 HKD
As of October 31, 2026
Save $3,417 AUD (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,856 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 4.57ct lab-grown heart diamond

This 4.57ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840638290 or 840638290. Listed at 9 retailers as of October 29, 2026, with prices from $1,440 to $4,856, a $3,417 spread on the same certified stone. MOH London lists it at $4,856. 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

4.57
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840638290
Dimensions10.31 × 11.32 × 6.90 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.31 mm11.32 mm4.57 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840638290
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.0%

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 31
Current: $4,856 AUD|Low: $1,440 AUD|High: $5,401 AUD|Avg: $3,093 AUD|+3.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 9$1,440 AUD
Retailer 8$1,762 AUD
Retailer 3$1,959 AUD
Retailer 2$1,973 AUD
Retailer 4$1,992 AUD
Retailer 5$2,886 AUD
Retailer 6$4,243 AUD
Retailer 7$4,439 AUD
MOH London$4,856 AUD

23 data points across 9 retailers

9 retailers$1,440 AUD to $4,856 AUD

A
Cheapest Retailer
-
$1,440 AUD
HK$7,900 HKD
A
Retailer 2
-
$1,762 AUD
$1,238 USD
View
A
Retailer 3
-
$1,959 AUD
£1,084 GBP
View
A
Retailer 4
-
$1,973 AUD
€1,320 EUR
View
A
Retailer 5
-
$1,992 AUD
$1,399 USD
View
B+
Retailer 6
-
$2,886 AUD
$2,027 USD
View
B
Retailer 7
-
$4,243 AUD
$2,981 USD
View
B
Retailer 8
-
$4,439 AUD
$3,118 USD
View
Most Expensive
B
MOH London
LG840638290 · Oct 29
$4,856 AUD
£2,686 GBP
View
8 more retailers have this diamond
Prices start from $1,440 AUDSave up to $3,417 AUD

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
4.57ct Heart
$1,440 AUD