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Heart|Lab Grown|IGI

1.48ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632391

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632391

Diamond specifications and retailer prices

From $522 SGD
$408 USD
As of November 2, 2026
Save $3,430 SGD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,952 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.48ct lab-grown heart diamond

This 1.48ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632391 or 840632391. Listed at 19 retailers as of November 2, 2026, with prices from $522 to $3,952, a $3,430 spread on the same certified stone. Brilliant Earth lists it at $3,952. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632391
Dimensions7.01 × 7.85 × 4.56 mm
L/W Ratio1.12
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
7.01 mm7.85 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632391
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 58.1%

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: Nov 2
Current: $3,952 SGD|Low: $522 SGD|High: $5,640 SGD|Avg: $1,602 SGD|-29.9%
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
November 2, 2026
Retailer 9$522 SGD
Retailer 4$584 SGD
Retailer 6$628 SGD
Retailer 16$647 SGD
Retailer 19$647 SGD
Retailer 12$666 SGD
Retailer 17$838 SGD
Retailer 8$955 SGD
Retailer 10$1,026 SGD
Retailer 14$1,065 SGD
Retailer 13$1,116 SGD
Retailer 3$1,476 SGD
Retailer 2$1,574 SGD
Retailer 18$2,081 SGD
Retailer 5$2,126 SGD
Retailer 11$2,336 SGD
Retailer 15$2,544 SGD
Retailer 7$2,724 SGD
Brilliant Earth$3,952 SGD

25 data points across 19 retailers

19 retailers$522 SGD to $3,952 SGD

A
Cheapest Retailer
-
$522 SGD
$408 USD
A
Retailer 2
-
$584 SGD
$457 USD
View
A
Retailer 3
-
$628 SGD
$491 USD
View
Final sale: no returns
A
Retailer 4
-
$647 SGD
$506 USD
View
Retailer 5
-
$647 SGD
$506 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$666 SGD
£410 GBP
View
A
Retailer 7
-
$838 SGD
$655 USD
View
A
Retailer 8
-
$955 SGD
$747 USD
View
A
Retailer 9
-
$1,026 SGD
$802 USD
View
A
Retailer 10
-
$1,065 SGD
£655 GBP
View
A
Retailer 11
-
$1,116 SGD
ZAR 14,102 ZAR
View
B+
Retailer 12
-
$1,476 SGD
$1,154 USD
View
B+
Retailer 13
-
$1,574 SGD
$1,231 USD
View
B+
Retailer 14
-
$2,081 SGD
$1,627 USD
View
B+
Retailer 15
-
$2,126 SGD
$1,662 USD
View
B+
Retailer 16
-
$2,336 SGD
View
B+
Retailer 17
-
$2,544 SGD
£1,566 GBP
View
B
Retailer 18
-
$2,724 SGD
$2,130 USD
View
Most Expensive
B
Brilliant Earth
21738623A · Nov 2
$3,952 SGD
$3,090 USD
View
18 more retailers have this diamond
Prices start from $522 SGDSave up to $3,430 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
1.48ct Heart
$522 SGD