CaratHunter
Plans
Heart|Lab Grown|IGI

2.40ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG831604007

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831604007

Diamond specifications and retailer prices

From $2,043 AUD
$1,435 USD
As of October 31, 2026
Save $7,396 AUD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,438 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.4ct lab-grown heart diamond

This 2.4ct 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 LG831604007 or 831604007. Listed at 21 retailers as of October 31, 2026, with prices from $2,043 to $9,438, a $7,396 spread on the same certified stone. Brilliant Earth lists it at $9,438. 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

2.40
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604007
Dimensions8.01 × 9.50 × 5.58 mm
L/W Ratio1.19
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
8.01 mm9.50 mm2.40 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604007
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 58.7%

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: $9,438 AUD|Low: $2,043 AUD|High: $12,001 AUD|Avg: $5,520 AUD|-21.3%
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 4$2,043 AUD
Retailer 15$2,117 AUD
Retailer 14$2,330 AUD
Retailer 18$2,409 AUD
Retailer 7$2,442 AUD
Retailer 12$2,457 AUD
Retailer 19$2,840 AUD
Retailer 17$2,958 AUD
Retailer 2$3,082 AUD
Retailer 3$3,629 AUD
Retailer 16$3,968 AUD
Retailer 11$4,272 AUD
Retailer 8$5,818 AUD
Retailer 13$6,614 AUD
Retailer 6$7,088 AUD
Retailer 9$7,353 AUD
Retailer 20$7,430 AUD
Retailer 5$7,685 AUD
Retailer 10$8,183 AUD
Brilliant Earth$9,438 AUD

30 data points across 20 retailers

21 retailers$2,043 AUD to $9,438 AUD

A
Cheapest Retailer
-
$2,043 AUD
$1,435 USD
Final sale: no returns
A
Retailer 2
-
$2,117 AUD
$1,487 USD
View
A
Retailer 3
-
$2,330 AUD
£1,289 GBP
View
A
Retailer 4
-
$2,409 AUD
$1,692 USD
View
A
Retailer 5
-
$2,442 AUD
HK$13,400 HKD
View
A
Retailer 6
-
$2,457 AUD
$1,726 USD
View
A
Retailer 7
-
$2,840 AUD
$1,995 USD
View
Retailer 8
-
$2,850 AUD
$2,002 USD
View
Price last confirmed 19 days ago
A
Retailer 9
-
$2,958 AUD
£1,636 GBP
View
B+
Retailer 10
-
$3,082 AUD
$2,165 USD
View
B+
Retailer 11
-
$3,629 AUD
$2,549 USD
View
B+
Retailer 12
-
$3,968 AUD
$2,787 USD
View
B+
Retailer 13
-
$4,272 AUD
$3,001 USD
View
B+
Retailer 14
-
$5,818 AUD
$4,087 USD
View
B
Retailer 15
-
$6,614 AUD
$4,646 USD
View
B
Retailer 16
-
$7,088 AUD
SGD 6,728 SGD
View
B
Retailer 17
-
$7,353 AUD
ZAR 83,442 ZAR
View
B
Retailer 18
-
$7,430 AUD
$5,219 USD
View
B
Retailer 19
-
$7,685 AUD
$5,398 USD
View
B
Retailer 20
-
$8,183 AUD
£4,526 GBP
View
Most Expensive
B
Brilliant Earth
21604964A · Oct 31
$9,438 AUD
$6,630 USD
View
20 more retailers have this diamond
Prices start from $2,043 AUDSave up to $7,396 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
2.40ct Heart
$2,043 AUD