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Cushion|Lab Grown|IGI

4.56ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846664765

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846664765

Diamond specifications and retailer prices

From $11,279 CAD
$8,071 USD
As of November 2, 2026
Save $37,031 CAD (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $48,310 CAD at With Clarity · As of November 2, 2026
View at With Clarity

About this 4.56ct lab-grown cushion diamond

This 4.56ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846664765 or 846664765. Listed at 4 retailers as of November 2, 2026, with prices from $11,279 to $48,310, a $37,031 spread on the same certified stone. With Clarity lists it at $48,310. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.56
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846664765
Dimensions10.89 × 8.91 × 5.99 mm
L/W Ratio1.22
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
10.89 mm8.91 mm4.56 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846664765
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $11,279 CAD|Low: $11,279 CAD|High: $48,310 CAD|Avg: $23,079 CAD
Retailer 1
Retailer 2
Retailer 3
With Clarity
November 2, 2026
Retailer 1$11,279 CAD
Retailer 3$11,471 CAD
Retailer 2$15,356 CAD
With Clarity$48,310 CAD

2 data points across 4 retailers

4 retailers$11,279 CAD to $48,310 CAD

A
Cheapest Retailer
-
$11,279 CAD
$8,071 USD
A
Retailer 2
-
$11,471 CAD
$8,208 USD
View
B+
Retailer 3
-
$15,356 CAD
£8,652 GBP
View
Most Expensive
B
With Clarity
846664765 · Nov 2
$48,310 CAD
$34,569 USD
View
3 more retailers have this diamond
Prices start from $11,279 CADSave up to $37,031 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
4.56ct Cushion
$11,279 CAD