CaratHunter
Plans
Asscher|Lab Grown|IGI

1.50ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG749577880

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG749577880

Diamond specifications and retailer prices

From $227 SGD
As of November 4, 2026
Save $1,944 SGD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,171 SGD at Brilliant Earth · As of November 3, 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 LG749577880 or 749577880. Listed at 17 retailers as of November 3, 2026, with prices from $227 to $2,171, a $1,944 spread on the same certified stone. Brilliant Earth lists it at $2,171. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle45.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749577880
Dimensions6.27 × 6.26 × 4.17 mm
L/W Ratio1.00
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
6.27 mm6.26 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749577880
Side View
Table 74.0%Crown 39°Girdle: STK-THKPavilion 45.9°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,171 SGD|Low: $217 SGD|High: $2,171 SGD|Avg: $743 SGD
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 12$217 SGD
Retailer 10$281 SGD
Retailer 11$281 SGD
Retailer 8$488 SGD
Retailer 2$498 SGD
Retailer 3$499 SGD
Retailer 9$507 SGD
Retailer 4$709 SGD
Retailer 6$954 SGD
Retailer 7$1,150 SGD
Retailer 5$1,311 SGD
Brilliant Earth$2,171 SGD

45 data points across 12 retailers

17 retailers$227 SGD to $2,171 SGD

Retailer 1
-
$217 SGD
Price last confirmed 35 days ago
A
Retailer 2
-
$227 SGD
View
Retailer 3
-
$263 SGD
View
Price last confirmed 42 days ago
A
Retailer 4
-
$281 SGD
View
Retailer 5
-
$281 SGD
View
Price last confirmed 34 days ago
Retailer 6
-
$281 SGD
View
Price last confirmed 12 days ago
Retailer 7
-
$488 SGD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$498 SGD
View
B+
Retailer 9
-
$499 SGD
View
A
Retailer 10
-
$507 SGD
View
B+
Retailer 11
-
$709 SGD
View
B+
Retailer 12
-
$736 SGD
View
Retailer 13
-
$904 SGD
View
Price last confirmed 37 days ago
B+
Retailer 14
-
$954 SGD
View
B
Retailer 15
-
$1,150 SGD
View
B
Retailer 16
-
$1,311 SGD
View
Most Expensive
B
Brilliant Earth
19001979A · Nov 3
$2,171 SGD
$1,700 USD
View
16 more retailers have this diamond
Prices start from $227 SGDSave up to $1,944 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
$227 SGD