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Cushion|Lab Grown|IGI

3.09ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG756522143

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG756522143

Diamond specifications and retailer prices

From $2,164 CAD
$1,546 USD
As of October 29, 2026
Save $12,224 CAD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,388 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG756522143 or 756522143. Listed at 17 retailers as of October 29, 2026, with prices from $2,164 to $14,388, a $12,224 spread on the same certified stone. Brilliant Earth lists it at $14,388. 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

3.09
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756522143
Dimensions7.30 × 7.30 × 4.93 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.30 mm7.30 mm3.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756522143
Side View
Table 65.0%Crown 35.8°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 67.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $14,388 CAD|Low: $2,164 CAD|High: $14,836 CAD|Avg: $5,450 CAD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 4$2,164 CAD
Retailer 8$2,316 CAD
Retailer 16$2,484 CAD
Retailer 14$2,554 CAD
Retailer 2$3,162 CAD
Retailer 7$3,314 CAD
Retailer 11$4,058 CAD
Retailer 17$4,449 CAD
Retailer 13$5,070 CAD
Retailer 10$5,204 CAD
Retailer 5$5,418 CAD
Retailer 3$6,041 CAD
Retailer 12$6,435 CAD
Retailer 15$6,943 CAD
Retailer 6$7,880 CAD
Retailer 9$11,008 CAD
Brilliant Earth$14,388 CAD

35 data points across 17 retailers

17 retailers$2,164 CAD to $14,388 CAD

A
Cheapest Retailer
-
$2,164 CAD
$1,546 USD
Final sale: no returns
Retailer 2
-
$2,316 CAD
$1,655 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$2,484 CAD
$1,775 USD
View
A
Retailer 4
-
$2,554 CAD
$1,825 USD
View
A
Retailer 5
-
$3,162 CAD
£1,779 GBP
View
A
Retailer 6
-
$3,314 CAD
$2,368 USD
View
A
Retailer 7
-
$4,058 CAD
€2,761 EUR
View
A
Retailer 8
-
$4,449 CAD
$3,179 USD
View
Retailer 9
-
$5,070 CAD
A$5,573 AUD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$5,204 CAD
ZAR 60,072 ZAR
View
A
Retailer 11
-
$5,418 CAD
£3,048 GBP
View
A
Retailer 12
-
$6,041 CAD
$4,316 USD
View
B+
Retailer 13
-
$6,435 CAD
£3,620 GBP
View
B+
Retailer 14
-
$6,943 CAD
$4,961 USD
View
B+
Retailer 15
-
$7,880 CAD
$5,630 USD
View
Retailer 16
-
$11,008 CAD
A$12,100 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
17439238A · Oct 29
$14,388 CAD
$10,280 USD
View
16 more retailers have this diamond
Prices start from $2,164 CADSave up to $12,224 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
3.09ct Cushion
$2,164 CAD