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Cushion|Lab Grown|IGI

1.51ct G IF Cushion Lab Grown Diamond

ID • G/IF • IGI LG632432416

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG632432416

Diamond specifications and retailer prices

From $667 CAD
$477 USD
As of November 1, 2026
Save $2,092 CAD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,758 CAD at Brilliance · As of November 1, 2026
View at Brilliance

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG632432416 or 632432416. Listed at 18 retailers as of November 1, 2026, with prices from $667 to $2,758, a $2,092 spread on the same certified stone. Brilliance lists it at $2,758. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632432416
Dimensions6.68 × 6.67 × 4.54 mm
L/W Ratio1.00
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 Faint Blue
Top View
6.68 mm6.67 mm1.51 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632432416
Side View
Table 66.0%Crown 35°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 68.1%

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 1
Current: $2,736 CAD|Low: $667 CAD|High: $2,992 CAD|Avg: $1,550 CAD|-8.5%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 3$667 CAD
Retailer 13$738 CAD
Retailer 9$943 CAD
Retailer 5$1,073 CAD
Retailer 10$1,161 CAD
Retailer 8$1,191 CAD
Retailer 6$1,216 CAD
Retailer 2$1,272 CAD
Retailer 11$1,717 CAD
Retailer 12$2,327 CAD
Retailer 4$2,340 CAD
Retailer 7$2,708 CAD
Brilliance$2,736 CAD

44 data points across 13 retailers

18 retailers$667 CAD to $2,758 CAD

A
Cheapest Retailer
-
$667 CAD
$477 USD
Final sale: no returns
Retailer 2
-
$738 CAD
$528 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$805 CAD
HK$4,500 HKD
View
A
Retailer 4
-
$943 CAD
$675 USD
View
A
Retailer 5
-
$1,073 CAD
$768 USD
View
A
Retailer 6
-
$1,161 CAD
$831 USD
View
A
Retailer 7
-
$1,191 CAD
€812 EUR
View
A
Retailer 8
-
$1,216 CAD
£685 GBP
View
A
Retailer 9
-
$1,272 CAD
ZAR 14,701 ZAR
View
A
Retailer 10
-
$1,347 CAD
$964 USD
View
A
Retailer 11
-
$1,717 CAD
A$1,890 AUD
View
B+
Retailer 12
-
$2,151 CAD
£1,212 GBP
View
Retailer 13
-
$2,327 CAD
$1,665 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
$2,340 CAD
SGD 2,263 SGD
View
B+
Retailer 15
-
$2,416 CAD
$1,729 USD
View
B+
Retailer 16
-
$2,708 CAD
£1,526 GBP
View
B+
Retailer 17
-
$2,736 CAD
$1,958 USD
View
Most Expensive
B+
Brilliance
D24969707 · Nov 1
$2,758 CAD
$1,974 USD
View
17 more retailers have this diamond
Prices start from $667 CADSave up to $2,092 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
1.51ct Cushion
$667 CAD