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Cushion|Lab Grown|IGI

4.23ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804660084

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804660084

Diamond specifications and retailer prices

From $5,764 CAD
$4,118 USD
As of October 29, 2026
Save $29,982 CAD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $35,746 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.23ct lab-grown cushion diamond

This 4.23ct 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 LG804660084 or 804660084. Listed at 10 retailers as of October 29, 2026, with prices from $5,764 to $35,746, a $29,982 spread on the same certified stone. Do Amore Diamonds lists it at $35,746. 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

4.23
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660084
Dimensions10.89 × 8.44 × 5.71 mm
L/W Ratio1.29
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 mm8.44 mm4.23 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660084
Side View
Table 58.0%Crown 35.6°Girdle: STK-THKPavilion 38°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A+
Exceptional
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: $35,746 CAD|Low: $5,764 CAD|High: $45,781 CAD|Avg: $15,892 CAD|-21.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8$5,764 CAD
Retailer 5$6,242 CAD
Retailer 2$6,560 CAD
Retailer 11$7,911 CAD
Retailer 7$9,404 CAD
Retailer 4$11,488 CAD
Retailer 9$11,715 CAD
Retailer 6$14,325 CAD
Retailer 3$20,711 CAD
Retailer 10$31,099 CAD
Do Amore Diamonds$35,746 CAD

26 data points across 11 retailers

10 retailers$5,764 CAD to $35,746 CAD

A+
Cheapest Retailer
-
$5,764 CAD
$4,118 USD
A
Retailer 2
-
$6,242 CAD
$4,460 USD
View
A
Retailer 3
-
$6,560 CAD
$4,687 USD
View
A
Retailer 4
-
$7,911 CAD
$5,652 USD
View
Final sale: no returns
A
Retailer 5
-
$9,404 CAD
$6,719 USD
View
A
Retailer 6
-
$11,488 CAD
€7,817 EUR
View
Retailer 7
-
$11,715 CAD
$8,370 USD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
$14,325 CAD
£8,059 GBP
View
B
Retailer 9
-
$31,099 CAD
$22,220 USD
View
Most Expensive
B
Do Amore Diamonds
27-D159B11CE · Oct 30
$35,746 CAD
$25,540 USD
View
9 more retailers have this diamond
Prices start from $5,764 CADSave up to $29,982 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+
4.23ct Cushion
$5,764 CAD