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Asscher|Lab Grown|IGI

1.50ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG700505261

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG700505261

Diamond specifications and retailer prices

From $267 SGD
As of November 4, 2026
Save $1,279 SGD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,546 SGD at Brilliant Earth · As of November 4, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700505261 or 700505261. Listed at 16 retailers as of November 4, 2026, with prices from $267 to $1,546, a $1,279 spread on the same certified stone. Brilliant Earth lists it at $1,546. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700505261
Dimensions6.38 × 6.31 × 4.16 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
6.38 mm6.31 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700505261
Side View
Table 64.0%Crown 32.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 65.9%

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 4
Current: $1,546 SGD|Low: $255 SGD|High: $1,597 SGD|Avg: $739 SGD|-3.2%
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
November 6, 2026
Retailer 13$267 SGD
Retailer 6$299 SGD
Retailer 5$309 SGD
Retailer 4$331 SGD
Retailer 14$331 SGD
Retailer 3$570 SGD
Retailer 11$596 SGD
Retailer 2$603 SGD
Retailer 10$604 SGD
Retailer 12$826 SGD
Retailer 15$1,063 SGD
Retailer 7$1,130 SGD
Retailer 9$1,137 SGD
Retailer 8$1,322 SGD
Brilliant Earth$1,546 SGD

46 data points across 15 retailers

16 retailers$267 SGD to $1,546 SGD

A
Cheapest Retailer
-
$267 SGD
A
Retailer 2
-
$299 SGD
View
Final sale: no returns
A
Retailer 3
-
$309 SGD
View
A
Retailer 4
-
$331 SGD
View
Retailer 5
-
$331 SGD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$570 SGD
View
A
Retailer 7
-
$596 SGD
View
A
Retailer 8
-
$603 SGD
View
Retailer 9
-
$604 SGD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$826 SGD
View
B+
Retailer 11
-
$1,063 SGD
View
B
Retailer 12
-
$1,130 SGD
View
B
Retailer 13
-
$1,137 SGD
View
Retailer 14
-
$1,157 SGD
View
Price last confirmed 89 days ago
B
Retailer 15
-
$1,322 SGD
View
Most Expensive
B
Brilliant Earth
21312311A · Nov 4
$1,546 SGD
$1,210 USD
View
15 more retailers have this diamond
Prices start from $267 SGDSave up to $1,279 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
$267 SGD