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Heart|Lab Grown|IGI

4.31ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG851607470

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG851607470

Diamond specifications and retailer prices

From $1,720 AUD
£951 GBP
As of November 1, 2026
1 retailer carries this diamond
Only listing: $1,720 AUD at 77 Diamonds
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at 77 Diamonds

About this 4.31ct lab-grown heart diamond

This 4.31ct 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 LG851607470 or 851607470. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.31
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851607470
Dimensions10.05 × 11.14 × 6.61 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.05 mm11.14 mm4.31 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851607470
Side View
Table 60.0%Crown 36.8°Girdle: STK-THKPavilion 39°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $1,720 AUD|Low: $1,720 AUD|High: $1,720 AUD|Avg: $1,720 AUD
November 1, 2026
77 Diamonds$1,720 AUD

1 data point across 1 retailer

1 retailer

B+
77 Diamonds
HSTVS4CRFEVYV · Nov 1
$1,720 AUD
£951 GBP
View

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B+
4.31ct Heart
$1,720 AUD