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Heart|Lab Grown|IGI

2.43ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG830624115

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830624115

Diamond specifications and retailer prices

From $1,762 AUD
$1,238 USD
As of October 30, 2026
Save $6,623 AUD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,385 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.43ct lab-grown heart diamond

This 2.43ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624115 or 830624115. Listed at 20 retailers as of October 30, 2026, with prices from $1,762 to $8,385, a $6,623 spread on the same certified stone. Brilliant Earth lists it at $8,385. 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

2.43
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624115
Dimensions9.25 × 8.41 × 5.35 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.25 mm8.41 mm2.43 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624115
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 57.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $8,385 AUD|Low: $1,762 AUD|High: $12,101 AUD|Avg: $4,663 AUD|-30.7%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 6$1,762 AUD
Retailer 19$1,918 AUD
Retailer 3$2,029 AUD
Retailer 16$2,044 AUD
Retailer 15$2,292 AUD
Retailer 12$2,350 AUD
Retailer 5$2,359 AUD
Retailer 2$2,856 AUD
Retailer 8$3,242 AUD
Retailer 13$3,405 AUD
Retailer 9$3,572 AUD
Retailer 18$3,683 AUD
Retailer 17$3,832 AUD
Retailer 14$5,276 AUD
Retailer 7$5,610 AUD
Retailer 11$6,751 AUD
Retailer 10$7,146 AUD
Retailer 20$7,171 AUD
Retailer 4$7,754 AUD
Brilliant Earth$8,385 AUD

27 data points across 20 retailers

20 retailers$1,762 AUD to $8,385 AUD

A
Cheapest Retailer
-
$1,762 AUD
$1,238 USD
A
Retailer 2
-
$1,918 AUD
$1,347 USD
View
A
Retailer 3
-
$2,029 AUD
$1,425 USD
View
Final sale: no returns
A
Retailer 4
-
$2,044 AUD
$1,436 USD
View
A
Retailer 5
-
$2,292 AUD
$1,610 USD
View
Retailer 6
-
$2,350 AUD
$1,651 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$2,359 AUD
$1,657 USD
View
A
Retailer 8
-
$2,856 AUD
£1,580 GBP
View
B+
Retailer 9
-
$3,242 AUD
$2,277 USD
View
B+
Retailer 10
-
$3,405 AUD
€2,278 EUR
View
B+
Retailer 11
-
$3,572 AUD
$2,509 USD
View
B+
Retailer 12
-
$3,683 AUD
$2,587 USD
View
B+
Retailer 13
-
$3,832 AUD
$2,692 USD
View
B+
Retailer 14
-
$5,276 AUD
ZAR 59,871 ZAR
View
B+
Retailer 15
-
$5,610 AUD
$3,941 USD
View
Retailer 16
-
$6,751 AUD
£3,734 GBP
View
Price last confirmed 13 days ago
B
Retailer 17
-
$7,146 AUD
SGD 6,783 SGD
View
B
Retailer 18
-
$7,171 AUD
$5,038 USD
View
B
Retailer 19
-
$7,754 AUD
$5,447 USD
View
Most Expensive
B
Brilliant Earth
21433941A · Oct 31
$8,385 AUD
$5,890 USD
View
19 more retailers have this diamond
Prices start from $1,762 AUDSave up to $6,623 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
2.43ct Heart
$1,762 AUD