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Heart|Lab Grown|IGI

1.50ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG595367647

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG595367647

Diamond specifications and retailer prices

From $637 SGD
As of November 6, 2026
Save $1,503 SGD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,140 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG595367647 or 595367647. Listed at 8 retailers as of November 4, 2026, with prices from $637 to $2,140, a $1,503 spread on the same certified stone. Brilliant Earth lists it at $2,140. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG595367647
Dimensions7.80 × 6.79 × 4.64 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.80 mm6.79 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG595367647
Side View
Table 55.0%Crown 35.5°Girdle: ThickPavilion 38.1°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
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 6
Current: $2,140 SGD|Low: $637 SGD|High: $2,204 SGD|Avg: $1,158 SGD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$637 SGD
Retailer 8$791 SGD
Retailer 6$805 SGD
Retailer 2$871 SGD
Retailer 7$921 SGD
Retailer 4$1,226 SGD
Retailer 3$1,975 SGD
Brilliant Earth$2,140 SGD

39 data points across 8 retailers

8 retailers$637 SGD to $2,140 SGD

A
Cheapest Retailer
-
$637 SGD
B+
Retailer 2
-
$805 SGD
View
B+
Retailer 3
-
$871 SGD
View
B+
Retailer 4
-
$921 SGD
View
B
Retailer 5
-
$1,226 SGD
View
B
Retailer 6
-
$1,648 SGD
View
B
Retailer 7
-
$1,975 SGD
View
Most Expensive
B
Brilliant Earth
8689633A · Nov 4
$2,140 SGD
$1,670 USD
View
7 more retailers have this diamond
Prices start from $637 SGDSave up to $1,503 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
1.50ct Heart
$637 SGD