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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 $771 CAD
$552 USD
As of November 3, 2026
Save $4,469 CAD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,241 CAD at Brilliant Earth · As of November 3, 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 3, 2026, with prices from $771 to $5,241, a $4,469 spread on the same certified stone. Brilliant Earth lists it at $5,241. 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
Color
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $5,241 CAD|Low: $771 CAD|High: $5,506 CAD|Avg: $1,856 CAD|-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 3, 2026
Retailer 5$771 CAD
Retailer 3$854 CAD
Retailer 12$1,048 CAD
Retailer 9$1,146 CAD
Retailer 4$1,181 CAD
Retailer 11$1,302 CAD
Retailer 2$1,420 CAD
Retailer 8$1,473 CAD
Retailer 6$1,553 CAD
Retailer 13$1,989 CAD
Retailer 7$2,012 CAD
Retailer 14$2,978 CAD
Retailer 10$3,566 CAD
Brilliant Earth$5,241 CAD

44 data points across 14 retailers

18 retailers$771 CAD to $5,241 CAD

A
Cheapest Retailer
-
$771 CAD
$552 USD
Final sale: no returns
Retailer 2
-
$854 CAD
$611 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$1,048 CAD
$750 USD
View
A
Retailer 4
-
$1,146 CAD
$820 USD
View
A
Retailer 5
-
$1,181 CAD
$845 USD
View
A
Retailer 6
-
$1,302 CAD
€887 EUR
View
A
Retailer 7
-
$1,420 CAD
£800 GBP
View
A
Retailer 8
-
$1,473 CAD
ZAR 17,030 ZAR
View
A
Retailer 9
-
$1,553 CAD
$1,111 USD
View
A
Retailer 10
-
$1,989 CAD
A$2,190 AUD
View
B+
Retailer 11
-
$2,012 CAD
$1,440 USD
View
B+
Retailer 12
-
$2,784 CAD
$1,992 USD
View
B+
Retailer 13
-
$2,974 CAD
$2,128 USD
View
B+
Retailer 14
-
$2,978 CAD
$2,131 USD
View
B+
Retailer 15
-
$3,566 CAD
£2,009 GBP
View
Retailer 16
-
$3,689 CAD
$2,640 USD
View
Price last confirmed 15 days ago
B
Retailer 17
-
$3,976 CAD
£2,240 GBP
View
Most Expensive
B
Brilliant Earth
9709984A · Nov 3
$5,241 CAD
$3,750 USD
View
17 more retailers have this diamond
Prices start from $771 CADSave up to $4,469 CAD

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
$771 CAD