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Cushion|Lab Grown|IGI

1.52ct D SI1 Cushion Lab Grown Diamond

EX • D/SI1 • IGI LG516276229

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG516276229

Diamond specifications and retailer prices

From $347 SGD
As of November 6, 2026
Save $373 SGD (52%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,548 SGD at MOH London · As of October 21, 2026
View at MOH London

About this 1.52ct lab-grown cushion diamond

This 1.52ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG516276229 or 516276229. Listed at 8 retailers as of November 6, 2026, with a 107% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.52
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG516276229
Dimensions6.65 × 6.52 × 4.45 mm
L/W Ratio1.02
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
6.65 mm6.52 mm1.52 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG516276229
Side View
Table 58.5%Crown 35.6°Girdle: MED-VTKPavilion 40.1°Culet: NoneDepth 68.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,548 SGD|Low: $247 SGD|High: $1,558 SGD|Avg: $779 SGD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$347 SGD
Retailer 4$384 SGD
Retailer 6$646 SGD
Retailer 5$656 SGD
Retailer 8$706 SGD
Retailer 2$720 SGD
Retailer 3$1,333 SGD
MOH London$1,548 SGD

39 data points across 8 retailers

8 retailers$347 SGD to $720 SGD

A
Cheapest Retailer
-
$347 SGD
Final sale: no returns
Retailer 2
-
$384 SGD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$646 SGD
View
A
Retailer 4
-
$656 SGD
View
B+
Retailer 5
-
$706 SGD
View
A
Retailer 6
-
$720 SGD
View
Retailer 7
-
$1,333 SGD
View
Price last confirmed 16 days ago
Most Expensive
MOH London
LG516276229 · Oct 21
$1,548 SGD
£951 GBP
View
Price last confirmed 16 days ago
7 more retailers have this diamond
Prices start from $347 SGDSave up to $373 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
1.52ct Cushion
$347 SGD