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Cushion|Lab Grown|IGI

1.53ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG801626413

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG801626413

Diamond specifications and retailer prices

From $917 SGD
$717 USD
As of October 30, 2026
Save $1,566 SGD (63%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,861 SGD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801626413 or 801626413. Listed at 3 retailers as of October 29, 2026, with a 171% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801626413
Dimensions6.59 × 6.55 × 4.15 mm
L/W Ratio1.01
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
6.59 mm6.55 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801626413
Side View
Table 64.0%Crown 33.6°Girdle: MED-THKPavilion 35.1°Culet: NoneDepth 63.4%

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: Oct 30
Current: $3,861 SGD|Low: $857 SGD|High: $3,989 SGD|Avg: $1,802 SGD|-2.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$887 SGD
Retailer 3$917 SGD
Retailer 4$1,012 SGD
Retailer 7$1,272 SGD
Retailer 6$1,274 SGD
Retailer 8$2,247 SGD
Retailer 9$2,449 SGD
Retailer 2$2,482 SGD
Brilliant Earth$3,861 SGD

19 data points across 9 retailers

3 retailers$917 SGD to $2,482 SGD

A
Cheapest Retailer
-
$917 SGD
$717 USD
B+
Retailer 2
-
$2,482 SGD
£1,529 GBP
View
Most Expensive
Brilliant Earth
19659915A · Oct 8
$3,861 SGD
$3,020 USD
View
Price last confirmed 23 days ago
2 more retailers have this diamond
Prices start from $917 SGDSave up to $1,566 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
1.53ct Cushion
$917 SGD