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Asscher|Lab Grown|IGI

1.50ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG582378248

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG582378248

Diamond specifications and retailer prices

From $309 SGD
As of November 4, 2026
Save $1,255 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,564 SGD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.5ct lab-grown asscher diamond

This 1.5ct lab-grown asscher 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 LG582378248 or 582378248. Listed at 13 retailers as of November 4, 2026, with prices from $309 to $1,564, a $1,255 spread on the same certified stone. Brilliant Earth lists it at $1,564. 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 angle33.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582378248
Dimensions6.34 × 6.29 × 4.07 mm
L/W Ratio1.01
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
6.34 mm6.29 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582378248
Side View
Table 64.0%Crown 33.1°Girdle: MediumPavilion 40.3°Culet: NoneDepth 64.7%

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 4
Current: $1,564 SGD|Low: $309 SGD|High: $2,127 SGD|Avg: $834 SGD|-26.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10$309 SGD
Retailer 11$393 SGD
Retailer 9$477 SGD
Retailer 2$570 SGD
Retailer 8$609 SGD
Retailer 5$618 SGD
Retailer 12$664 SGD
Retailer 4$727 SGD
Retailer 7$1,077 SGD
Retailer 3$1,147 SGD
Retailer 6$1,347 SGD
Brilliant Earth$1,564 SGD

45 data points across 12 retailers

13 retailers$309 SGD to $1,564 SGD

A
Cheapest Retailer
-
$309 SGD
Final sale: no returns
A
Retailer 2
-
$393 SGD
View
B+
Retailer 3
-
$477 SGD
View
A
Retailer 4
-
$570 SGD
View
A
Retailer 5
-
$609 SGD
View
A
Retailer 6
-
$618 SGD
View
A
Retailer 7
-
$664 SGD
View
B+
Retailer 8
-
$727 SGD
View
B+
Retailer 9
-
$928 SGD
View
B
Retailer 10
-
$1,077 SGD
View
B+
Retailer 11
-
$1,147 SGD
View
B
Retailer 12
-
$1,347 SGD
View
Most Expensive
B
Brilliant Earth
7442735A · Nov 6
$1,564 SGD
$1,220 USD
View
12 more retailers have this diamond
Prices start from $309 SGDSave up to $1,255 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 Asscher
$309 SGD