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Cushion|Lab Grown|IGI

1.53ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG12747217

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG12747217

Diamond specifications and retailer prices

From $1,185 SGD
As of November 5, 2026
Save $383 SGD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,569 SGD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion 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 LG12747217 or 12747217. Listed at 2 retailers as of November 5, 2026, with prices from $1,185 to $1,569, a $383 spread on the same certified stone. The Diamond Guys lists it at $1,569. 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

1.53
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12747217
Dimensions6.56 × 6.42 × 4.49 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.56 mm6.42 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12747217
Side View
Table 62.5%Crown 35°Girdle: MED-UNDPavilion 40.4°Culet: NoneDepth 69.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $763 SGD|Low: $473 SGD|High: $1,569 SGD|Avg: $946 SGD|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
The Diamond Guys
September 18, 2026
Retailer 2$473 SGD
Retailer 3$600 SGD
Retailer 1$763 SGD
Retailer 4$1,185 SGD
The Diamond Guys$1,569 SGD

40 data points across 5 retailers

2 retailers$1,185 SGD to $1,569 SGD

B
Cheapest Retailer
-
$1,185 SGD
Most Expensive
B
The Diamond Guys
1779252909 · Nov 6
$1,569 SGD
$1,224 USD
View
1 more retailer has this diamond
Prices start from $1,185 SGDSave up to $383 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.

B
1.53ct Cushion
$1,185 SGD