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Cushion|Lab Grown|IGI

1.45ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG816615623

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

Certificate IGI LG816615623

Diamond specifications and retailer prices

From $351 CAD
As of November 4, 2026
Save $1,934 CAD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,285 CAD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.45ct lab-grown cushion diamond

This 1.45ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816615623 or 816615623. Listed at 16 retailers as of November 4, 2026, with prices from $351 to $2,285, a $1,934 spread on the same certified stone. Brilliant Earth lists it at $2,285. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615623
Dimensions6.48 × 6.39 × 4.14 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.48 mm6.39 mm1.45 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615623
Side View
Table 61.0%Crown 34.2°Girdle: STK-THKPavilion 34.3°Culet: NoneDepth 64.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,285 CAD|Low: $343 CAD|High: $2,355 CAD|Avg: $1,042 CAD|-3.0%
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 3$351 CAD
Retailer 4$382 CAD
Retailer 13$662 CAD
Retailer 9$670 CAD
Retailer 11$688 CAD
Retailer 2$718 CAD
Retailer 7$950 CAD
Retailer 8$1,031 CAD
Retailer 6$1,084 CAD
Retailer 12$1,099 CAD
Retailer 14$1,322 CAD
Retailer 10$1,557 CAD
Retailer 5$1,707 CAD
Brilliant Earth$2,285 CAD

44 data points across 14 retailers

16 retailers$351 CAD to $2,285 CAD

A
Cheapest Retailer
-
$351 CAD
Final sale: no returns
Retailer 2
-
$382 CAD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$662 CAD
View
A
Retailer 4
-
$670 CAD
View
A
Retailer 5
-
$688 CAD
View
A
Retailer 6
-
$718 CAD
View
B+
Retailer 7
-
$950 CAD
View
B+
Retailer 8
-
$1,031 CAD
View
B+
Retailer 9
-
$1,084 CAD
View
B+
Retailer 10
-
$1,099 CAD
View
B+
Retailer 11
-
$1,322 CAD
View
B+
Retailer 12
-
$1,343 CAD
View
B
Retailer 13
-
$1,557 CAD
View
B
Retailer 14
-
$1,707 CAD
View
Retailer 15
-
$1,771 CAD
View
Price last confirmed 57 days ago
Most Expensive
B
Brilliant Earth
21421726A · Nov 4
$2,285 CAD
$1,640 USD
View
15 more retailers have this diamond
Prices start from $351 CADSave up to $1,934 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
1.45ct Cushion
$351 CAD