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Cushion|Lab Grown|IGI

1.53ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG798609626

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG798609626

Diamond specifications and retailer prices

From $479 SGD
As of November 4, 2026
Save $3,329 SGD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,370 SGD at Brilliant Earth · As of October 24, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG798609626 or 798609626. Listed at 24 retailers as of November 4, 2026, with a 695% 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
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.9°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798609626
Dimensions7.80 × 6.31 × 4.23 mm
L/W Ratio1.24
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
7.80 mm6.31 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798609626
Side View
Table 61.0%Crown 30.9°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $3,668 SGD|Low: $479 SGD|High: $5,866 SGD|Avg: $1,615 SGD|-21.8%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 7$479 SGD
Retailer 8$532 SGD
Retailer 14$619 SGD
Retailer 6$736 SGD
Retailer 19$763 SGD
Retailer 18$767 SGD
Retailer 20$860 SGD
Retailer 16$1,011 SGD
Retailer 2$1,041 SGD
Retailer 5$1,043 SGD
Retailer 17$1,104 SGD
Retailer 15$1,366 SGD
Retailer 12$1,935 SGD
Retailer 4$2,006 SGD
Retailer 9$2,069 SGD
Retailer 10$2,132 SGD
Retailer 11$2,278 SGD
Retailer 13$2,285 SGD
Brilliant Earth$3,668 SGD
Retailer 3$3,808 SGD

28 data points across 20 retailers

24 retailers$479 SGD to $3,808 SGD

A
Cheapest Retailer
-
$479 SGD
Final sale: no returns
Retailer 2
-
$532 SGD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$619 SGD
View
A
Retailer 4
-
$736 SGD
View
A
Retailer 5
-
$763 SGD
View
A
Retailer 6
-
$767 SGD
View
A
Retailer 7
-
$860 SGD
View
A
Retailer 8
-
$1,011 SGD
View
A
Retailer 9
-
$1,041 SGD
View
A
Retailer 10
-
$1,043 SGD
View
A
Retailer 11
-
$1,104 SGD
View
A
Retailer 12
-
$1,366 SGD
View
B+
Retailer 13
-
$1,935 SGD
View
A
Retailer 14
-
$1,955 SGD
View
Retailer 15
-
$2,006 SGD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$2,069 SGD
View
B+
Retailer 17
-
$2,132 SGD
View
Retailer 18
-
$2,278 SGD
View
Price last confirmed 15 days ago
B+
Retailer 19
-
$2,285 SGD
View
Retailer 20
-
$3,399 SGD
View
Price last confirmed 31 days ago
Retailer 21
-
$3,634 SGD
View
Price last confirmed 9 days ago
B
Retailer 22
-
$3,668 SGD
View
B
Retailer 23
-
$3,808 SGD
View
Most Expensive
Brilliant Earth
19067400A · Oct 24
$4,370 SGD
$3,420 USD
View
Price last confirmed 11 days ago
23 more retailers have this diamond
Prices start from $479 SGDSave up to $3,329 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
$479 SGD