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Cushion|Lab Grown|IGI

4.31ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG754593961

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

Certificate IGI LG754593961

Diamond specifications and retailer prices

From $5,643 CAD
$4,038 USD
As of November 2, 2026
Save $29,516 CAD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $35,159 CAD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.31ct lab-grown cushion diamond

This 4.31ct 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 LG754593961 or 754593961. Listed at 11 retailers as of November 2, 2026, with prices from $5,643 to $35,159, a $29,516 spread on the same certified stone. Do Amore Diamonds lists it at $35,159. 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

4.31
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754593961
Dimensions9.64 × 9.50 × 6.14 mm
L/W Ratio1.01
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
9.64 mm9.50 mm4.31 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754593961
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 64.6%

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: Nov 2
Current: $35,159 CAD|Low: $5,643 CAD|High: $45,122 CAD|Avg: $15,536 CAD|-22.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$5,643 CAD
Retailer 9$5,925 CAD
Retailer 8$6,730 CAD
Retailer 11$7,954 CAD
Retailer 5$9,188 CAD
Retailer 2$11,200 CAD
Retailer 3$12,195 CAD
Retailer 4$14,013 CAD
Retailer 10$16,263 CAD
Retailer 7$18,669 CAD
Do Amore Diamonds$35,159 CAD

30 data points across 11 retailers

11 retailers$5,643 CAD to $35,159 CAD

A
Cheapest Retailer
-
$5,643 CAD
$4,038 USD
A
Retailer 2
-
$5,925 CAD
$4,240 USD
View
A
Retailer 3
-
$6,730 CAD
$4,816 USD
View
A
Retailer 4
-
$7,954 CAD
$5,692 USD
View
Final sale: no returns
A
Retailer 5
-
$9,188 CAD
$6,575 USD
View
A
Retailer 6
-
$11,200 CAD
€7,633 EUR
View
Retailer 7
-
$12,195 CAD
$8,727 USD
View
Price last confirmed 85 days ago
B+
Retailer 8
-
$14,013 CAD
£7,896 GBP
View
B+
Retailer 9
-
$16,263 CAD
$11,638 USD
View
B+
Retailer 10
-
$18,669 CAD
$13,360 USD
View
Most Expensive
B
Do Amore Diamonds
27-1AA35FAA1 · Nov 2
$35,159 CAD
$25,160 USD
View
10 more retailers have this diamond
Prices start from $5,643 CADSave up to $29,516 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
4.31ct Cushion
$5,643 CAD