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Cushion|Lab Grown|IGI

4.22ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG735564704

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG735564704

Diamond specifications and retailer prices

From $6,473 CAD
$4,634 USD
As of October 29, 2026
Save $34,931 CAD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $41,404 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.22ct lab-grown cushion diamond

This 4.22ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735564704 or 735564704. Listed at 8 retailers as of October 29, 2026, with prices from $6,473 to $41,404, a $34,931 spread on the same certified stone. Do Amore Diamonds lists it at $41,404. 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

4.22
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735564704
Dimensions10.91 × 8.44 × 5.68 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizeLarge
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
10.91 mm8.44 mm4.22 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735564704
Side View
Table 57.0%Crown 36.9°Girdle: THK-VTKPavilion 41.4°Culet: LargeDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $41,404 CAD|Low: $6,473 CAD|High: $61,340 CAD|Avg: $26,608 CAD|-9.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 8$6,473 CAD
Retailer 10$7,832 CAD
Retailer 7$10,805 CAD
Retailer 6$11,378 CAD
Retailer 2$12,153 CAD
Retailer 12$12,775 CAD
Retailer 5$16,041 CAD
Retailer 9$19,247 CAD
Retailer 3$40,741 CAD
Do Amore Diamonds$41,404 CAD
Retailer 4$51,847 CAD
Retailer 11$61,340 CAD

28 data points across 12 retailers

8 retailers$6,473 CAD to $41,404 CAD

A
Cheapest Retailer
-
$6,473 CAD
$4,634 USD
A
Retailer 2
-
$7,832 CAD
$5,607 USD
View
Final sale: no returns
A
Retailer 3
-
$10,805 CAD
$7,735 USD
View
B+
Retailer 4
-
$11,378 CAD
$8,145 USD
View
A
Retailer 5
-
$12,153 CAD
€8,286 EUR
View
B+
Retailer 6
-
$16,041 CAD
£9,042 GBP
View
B+
Retailer 7
-
$19,247 CAD
$13,778 USD
View
Most Expensive
B
Do Amore Diamonds
27-15422FEEB · Oct 30
$41,404 CAD
$29,640 USD
View
7 more retailers have this diamond
Prices start from $6,473 CADSave up to $34,931 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
4.22ct Cushion
$6,473 CAD