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Cushion|Lab Grown|IGI

4.22ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG800677549

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677549

Diamond specifications and retailer prices

From $5,751 CAD
$4,109 USD
As of October 29, 2026
Save $29,911 CAD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $35,662 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800677549 or 800677549. Listed at 10 retailers as of October 29, 2026, with prices from $5,751 to $35,662, a $29,911 spread on the same certified stone. Do Amore Diamonds lists it at $35,662. 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
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677549
Dimensions11.09 × 8.51 × 5.53 mm
L/W Ratio1.30
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
11.09 mm8.51 mm4.22 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677549
Side View
Table 62.0%Crown 35.9°Girdle: STK-THKPavilion 32.6°Culet: NoneDepth 65.0%

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: $35,662 CAD|Low: $5,751 CAD|High: $45,683 CAD|Avg: $15,400 CAD|-21.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7$5,751 CAD
Retailer 4$6,228 CAD
Retailer 2$6,532 CAD
Retailer 10$7,891 CAD
Retailer 6$9,383 CAD
Retailer 3$11,460 CAD
Retailer 8$11,694 CAD
Retailer 5$14,293 CAD
Retailer 9$31,015 CAD
Do Amore Diamonds$35,662 CAD

27 data points across 10 retailers

10 retailers$5,751 CAD to $35,662 CAD

A
Cheapest Retailer
-
$5,751 CAD
$4,109 USD
A
Retailer 2
-
$6,228 CAD
$4,450 USD
View
A
Retailer 3
-
$6,532 CAD
$4,667 USD
View
A
Retailer 4
-
$7,891 CAD
$5,638 USD
View
Final sale: no returns
A
Retailer 5
-
$9,383 CAD
$6,704 USD
View
A
Retailer 6
-
$11,460 CAD
€7,798 EUR
View
Retailer 7
-
$11,694 CAD
$8,355 USD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
$14,293 CAD
£8,041 GBP
View
B
Retailer 9
-
$31,015 CAD
$22,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-50ADDD08A · Oct 30
$35,662 CAD
$25,480 USD
View
9 more retailers have this diamond
Prices start from $5,751 CADSave up to $29,911 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
$5,751 CAD