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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 $2,546 NZD
$1,435 USD
As of October 31, 2026
Save $9,217 NZD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,764 NZD 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 $2,546 to $11,764, a $9,217 spread on the same certified stone. Brilliant Earth lists it at $11,764. 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: $11,764 NZD|Low: $2,546 NZD|High: $14,957 NZD|Avg: $6,883 NZD|-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 5$2,546 NZD
Retailer 16$2,638 NZD
Retailer 15$2,904 NZD
Retailer 19$3,002 NZD
Retailer 8$3,043 NZD
Retailer 12$3,062 NZD
Retailer 20$3,540 NZD
Retailer 18$3,687 NZD
Retailer 13$3,841 NZD
Retailer 4$4,523 NZD
Retailer 17$4,945 NZD
Retailer 11$5,325 NZD
Retailer 9$7,252 NZD
Retailer 14$8,243 NZD
Retailer 2$8,477 NZD
Retailer 7$8,834 NZD
Retailer 10$9,164 NZD
Retailer 3$9,260 NZD
Retailer 6$9,578 NZD
Brilliant Earth$11,764 NZD

30 data points across 20 retailers

21 retailers$2,546 NZD to $11,764 NZD

A
Cheapest Retailer
-
$2,546 NZD
$1,435 USD
Final sale: no returns
A
Retailer 2
-
$2,638 NZD
$1,487 USD
View
A
Retailer 3
-
$2,904 NZD
£1,289 GBP
View
A
Retailer 4
-
$3,002 NZD
$1,692 USD
View
A
Retailer 5
-
$3,043 NZD
HK$13,400 HKD
View
A
Retailer 6
-
$3,062 NZD
$1,726 USD
View
A
Retailer 7
-
$3,540 NZD
$1,995 USD
View
Retailer 8
-
$3,552 NZD
$2,002 USD
View
Price last confirmed 20 days ago
A
Retailer 9
-
$3,687 NZD
£1,636 GBP
View
B+
Retailer 10
-
$3,841 NZD
$2,165 USD
View
B+
Retailer 11
-
$4,523 NZD
$2,549 USD
View
B+
Retailer 12
-
$4,945 NZD
$2,787 USD
View
B+
Retailer 13
-
$5,325 NZD
$3,001 USD
View
B+
Retailer 14
-
$7,252 NZD
$4,087 USD
View
B
Retailer 15
-
$8,243 NZD
$4,646 USD
View
B
Retailer 16
-
$8,477 NZD
£3,762 GBP
View
B
Retailer 17
-
$8,834 NZD
SGD 6,728 SGD
View
B
Retailer 18
-
$9,164 NZD
ZAR 83,442 ZAR
View
B
Retailer 19
-
$9,260 NZD
$5,219 USD
View
B
Retailer 20
-
$9,578 NZD
$5,398 USD
View
Most Expensive
B
Brilliant Earth
21604964A · Oct 31
$11,764 NZD
$6,630 USD
View
20 more retailers have this diamond
Prices start from $2,546 NZDSave up to $9,217 NZD

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
$2,546 NZD