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Cushion|Lab Grown|IGI

1.29ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG713512881

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

Certificate IGI LG713512881

Diamond specifications and retailer prices

From $857 CAD
As of November 3, 2026
Save $2,251 CAD (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,108 CAD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG713512881 or 713512881. Listed at 15 retailers as of November 3, 2026, with prices from $857 to $3,108, a $2,251 spread on the same certified stone. Brilliant Earth lists it at $3,108. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713512881
Dimensions6.41 × 6.19 × 4.29 mm
L/W Ratio1.04
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
6.41 mm6.19 mm1.29 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713512881
Side View
Table 64.0%Crown 47.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 69.3%

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: Nov 3
Current: $3,108 CAD|Low: $553 CAD|High: $3,108 CAD|Avg: $1,314 CAD
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
November 2, 2026
Retailer 3$553 CAD
Retailer 13$587 CAD
Retailer 9$857 CAD
Retailer 4$897 CAD
Retailer 8$899 CAD
Retailer 5$900 CAD
Retailer 7$953 CAD
Retailer 6$987 CAD
Retailer 10$1,349 CAD
Retailer 2$1,413 CAD
Retailer 11$1,888 CAD
Retailer 12$2,218 CAD
Brilliant Earth$3,108 CAD

41 data points across 13 retailers

15 retailers$857 CAD to $3,108 CAD

Retailer 1
-
$553 CAD
Price last confirmed 11 days ago
A
Retailer 2
-
$857 CAD
View
A
Retailer 3
-
$897 CAD
View
A
Retailer 4
-
$899 CAD
View
A
Retailer 5
-
$900 CAD
View
A
Retailer 6
-
$953 CAD
View
A
Retailer 7
-
$987 CAD
View
A
Retailer 8
-
$1,296 CAD
View
Retailer 9
-
$1,349 CAD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$1,413 CAD
View
B+
Retailer 11
-
$1,841 CAD
View
B+
Retailer 12
-
$1,888 CAD
View
B+
Retailer 13
-
$1,990 CAD
View
Retailer 14
-
$2,218 CAD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
14979838A · Nov 3
$3,108 CAD
$2,230 USD
View
14 more retailers have this diamond
Prices start from $857 CADSave up to $2,251 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
1.29ct Cushion
$857 CAD