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Heart|Lab Grown|IGI

1.54ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG749573309

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG749573309

Diamond specifications and retailer prices

From $2,091 SGD
$1,636 USD
As of October 31, 2026
Save $2,268 SGD (52%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,359 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG749573309 or 749573309. Listed at 7 retailers as of October 30, 2026, with prices from $2,091 to $4,359, a $2,268 spread on the same certified stone. Brilliant Earth lists it at $4,359. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749573309
Dimensions7.14 × 7.98 × 4.70 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
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
7.14 mm7.98 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749573309
Side View
Table 57.0%Crown 37.6°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,359 SGD|Low: $1,092 SGD|High: $8,655 SGD|Avg: $3,270 SGD|-14.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9$1,092 SGD
Retailer 5$1,409 SGD
Retailer 2$2,091 SGD
Retailer 3$2,289 SGD
Retailer 4$2,483 SGD
Retailer 10$2,489 SGD
Retailer 8$2,525 SGD
Retailer 11$2,561 SGD
Retailer 6$4,026 SGD
Brilliant Earth$4,359 SGD
Retailer 12$5,326 SGD
Retailer 7$6,545 SGD

17 data points across 12 retailers

7 retailers$2,091 SGD to $4,359 SGD

Retailer 1
-
$738 SGD
$577 USD
Price last confirmed 20 days ago
Retailer 2
-
$1,060 SGD
$829 USD
View
Price last confirmed 32 days ago
Retailer 3
-
$1,409 SGD
$1,102 USD
View
Price last confirmed 19 days ago
B+
Retailer 4
-
$2,091 SGD
$1,636 USD
View
Retailer 5
-
$2,655 SGD
$2,077 USD
View
Price last confirmed 20 days ago
Retailer 6
-
$4,026 SGD
£2,480 GBP
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
21406328Y · Oct 30
$4,359 SGD
$3,410 USD
View
6 more retailers have this diamond
Prices start from $2,091 SGDSave up to $2,268 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.

B+
1.54ct Heart
$2,091 SGD