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Heart|Lab Grown|IGI

4.12ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG848603559

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG848603559

Diamond specifications and retailer prices

From $1,006 AUD
$707 USD
As of October 31, 2026
Save $5,642 AUD (85%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $6,648 AUD at Brilliant Earth · As of October 31, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG848603559 or 848603559. Listed at 3 retailers as of October 31, 2026, with prices from $1,006 to $6,648, a $5,642 spread on the same certified stone. Brilliant Earth lists it at $6,648. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848603559
Dimensions9.66 × 11.32 × 6.54 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.66 mm11.32 mm4.12 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848603559
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 57.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $6,648 AUD|Low: $1,006 AUD|High: $12,784 AUD|Avg: $5,282 AUD|-48.0%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$1,006 AUD
Retailer 2$1,731 AUD
Brilliant Earth$6,648 AUD

9 data points across 3 retailers

3 retailers$1,006 AUD to $6,648 AUD

A
Cheapest Retailer
-
$1,006 AUD
$707 USD
Final sale: no returns
A
Retailer 2
-
$1,731 AUD
£957 GBP
View
Most Expensive
B
Brilliant Earth
22248392A · Oct 31
$6,648 AUD
$4,670 USD
View
2 more retailers have this diamond
Prices start from $1,006 AUDSave up to $5,642 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
4.12ct Heart
$1,006 AUD