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Cushion|Lab Grown|IGI

1.54ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG627446733

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG627446733

Diamond specifications and retailer prices

From $705 SGD
As of November 4, 2026
Save $4,087 SGD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,792 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.54ct lab-grown cushion diamond

This 1.54ct 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 LG627446733 or 627446733. Listed at 18 retailers as of November 4, 2026, with prices from $705 to $4,792, a $4,087 spread on the same certified stone. Brilliant Earth lists it at $4,792. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627446733
Dimensions7.50 × 6.00 × 4.26 mm
L/W Ratio1.25
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
7.50 mm6.00 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627446733
Side View
Table 60.0%Crown 36.3°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 71.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $4,792 SGD|Low: $705 SGD|High: $5,035 SGD|Avg: $1,866 SGD|-2.1%
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
November 5, 2026
Retailer 6$705 SGD
Retailer 4$781 SGD
Retailer 12$958 SGD
Retailer 9$1,048 SGD
Retailer 5$1,080 SGD
Retailer 11$1,190 SGD
Retailer 2$1,286 SGD
Retailer 8$1,347 SGD
Retailer 13$1,818 SGD
Retailer 7$1,840 SGD
Retailer 3$2,723 SGD
Retailer 10$3,260 SGD
Retailer 14$3,374 SGD
Brilliant Earth$4,792 SGD

45 data points across 14 retailers

18 retailers$705 SGD to $4,792 SGD

A
Cheapest Retailer
-
$705 SGD
Final sale: no returns
Retailer 2
-
$781 SGD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$958 SGD
View
A
Retailer 4
-
$1,048 SGD
View
A
Retailer 5
-
$1,080 SGD
View
A
Retailer 6
-
$1,190 SGD
View
A
Retailer 7
-
$1,286 SGD
View
A
Retailer 8
-
$1,347 SGD
View
A
Retailer 9
-
$1,420 SGD
View
A
Retailer 10
-
$1,818 SGD
View
B+
Retailer 11
-
$1,840 SGD
View
B+
Retailer 12
-
$2,544 SGD
View
B+
Retailer 13
-
$2,719 SGD
View
B+
Retailer 14
-
$2,723 SGD
View
B+
Retailer 15
-
$3,260 SGD
View
Retailer 16
-
$3,374 SGD
View
Price last confirmed 17 days ago
Retailer 17
-
$3,634 SGD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
9709984A · Nov 4
$4,792 SGD
$3,750 USD
View
17 more retailers have this diamond
Prices start from $705 SGDSave up to $4,087 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
1.54ct Cushion
$705 SGD