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Heart|Lab Grown|IGI

4.15ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG846633018

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846633018

Diamond specifications and retailer prices

From $975 AUD
$685 USD
As of October 29, 2026
Save $719 AUD (42%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $12,884 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 4.15ct lab-grown heart diamond

This 4.15ct 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 LG846633018 or 846633018. Listed at 3 retailers as of October 27, 2026, with a 74% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.15
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846633018
Dimensions10.06 × 10.98 × 6.54 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.06 mm10.98 mm4.15 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846633018
Side View
Table 59.0%Crown 34.4°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 59.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $12,884 AUD|Low: $975 AUD|High: $12,884 AUD|Avg: $6,133 AUD
Brilliant Earth
Retailer 2
Retailer 3
October 27, 2026
Retailer 3$975 AUD
Retailer 2$1,694 AUD
Brilliant Earth$12,884 AUD

9 data points across 3 retailers

3 retailers$975 AUD to $1,694 AUD

A
Cheapest Retailer
-
$975 AUD
$685 USD
Final sale: no returns
A
Retailer 2
-
$1,694 AUD
£937 GBP
View
Most Expensive
Brilliant Earth
22178792A · Oct 26
$12,884 AUD
$9,050 USD
View
Price under review
2 more retailers have this diamond
Prices start from $975 AUDSave up to $719 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
4.15ct Heart
$975 AUD