CaratHunter
Plans
Heart|Lab Grown|IGI

2.31ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632380

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632380

Diamond specifications and retailer prices

From $1,507 SGD
$1,179 USD
As of October 30, 2026
Save $7,058 SGD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,565 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.31ct lab-grown heart diamond

This 2.31ct 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 LG840632380 or 840632380. Listed at 20 retailers as of October 30, 2026, with prices from $1,507 to $8,565, a $7,058 spread on the same certified stone. Brilliant Earth lists it at $8,565. 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

2.31
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632380
Dimensions7.91 × 9.09 × 5.44 mm
L/W Ratio1.15
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
7.91 mm9.09 mm2.31 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632380
Side View
Table 58.0%Crown 37.2°Girdle: Slightly ThickPavilion 38.9°Culet: NoneDepth 59.8%

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 30
Current: $8,565 SGD|Low: $1,507 SGD|High: $10,329 SGD|Avg: $3,994 SGD|-17.1%
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
October 31, 2026
Retailer 7$1,507 SGD
Retailer 3$1,639 SGD
Retailer 11$1,732 SGD
Retailer 18$1,748 SGD
Retailer 13$1,929 SGD
Retailer 17$1,969 SGD
Retailer 12$2,010 SGD
Retailer 6$2,030 SGD
Retailer 14$2,535 SGD
Retailer 9$2,775 SGD
Retailer 20$3,018 SGD
Retailer 2$3,141 SGD
Retailer 19$3,275 SGD
Retailer 15$4,509 SGD
Retailer 8$5,015 SGD
Retailer 16$5,645 SGD
Retailer 10$6,111 SGD
Retailer 4$6,121 SGD
Retailer 5$6,621 SGD
Brilliant Earth$8,565 SGD

23 data points across 20 retailers

20 retailers$1,507 SGD to $8,565 SGD

A
Cheapest Retailer
-
$1,507 SGD
$1,179 USD
A
Retailer 2
-
$1,639 SGD
$1,282 USD
View
A
Retailer 3
-
$1,732 SGD
$1,355 USD
View
Final sale: no returns
A
Retailer 4
-
$1,748 SGD
$1,367 USD
View
A
Retailer 5
-
$1,929 SGD
£1,188 GBP
View
A
Retailer 6
-
$1,969 SGD
$1,540 USD
View
Retailer 7
-
$2,010 SGD
$1,572 USD
View
Price last confirmed 18 days ago
A
Retailer 8
-
$2,030 SGD
$1,588 USD
View
A
Retailer 9
-
$2,535 SGD
£1,562 GBP
View
B+
Retailer 10
-
$2,775 SGD
$2,171 USD
View
B+
Retailer 11
-
$3,018 SGD
$2,361 USD
View
B+
Retailer 12
-
$3,141 SGD
$2,457 USD
View
B+
Retailer 13
-
$3,275 SGD
$2,562 USD
View
B+
Retailer 14
-
$4,509 SGD
ZAR 56,982 ZAR
View
B+
Retailer 15
-
$5,015 SGD
$3,923 USD
View
B+
Retailer 16
-
$5,645 SGD
£3,477 GBP
View
B
Retailer 17
-
$6,111 SGD
View
B
Retailer 18
-
$6,121 SGD
$4,788 USD
View
B
Retailer 19
-
$6,621 SGD
$5,179 USD
View
Most Expensive
B
Brilliant Earth
21738461A · Oct 30
$8,565 SGD
$6,700 USD
View
19 more retailers have this diamond
Prices start from $1,507 SGDSave up to $7,058 SGD

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
2.31ct Heart
$1,507 SGD