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Cushion|Lab Grown|IGI

3.09ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG689542466

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

Certificate IGI LG689542466

Diamond specifications and retailer prices

From $810 CAD
$580 USD
As of October 29, 2026
Save $8,284 CAD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,094 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG689542466 or 689542466. Listed at 20 retailers as of October 29, 2026, with prices from $810 to $9,094, a $8,284 spread on the same certified stone. Brilliant Earth lists it at $9,094. 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
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689542466
Dimensions8.24 × 8.24 × 5.65 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
8.24 mm8.24 mm3.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689542466
Side View
Table 65.0%Crown 37.4°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 68.6%

Caratlytics Score

How it works →
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: $9,094 CAD|Low: $793 CAD|High: $9,094 CAD|Avg: $2,385 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 20
October 30, 2026
Retailer 20$810 CAD
Retailer 11$880 CAD
Retailer 9$983 CAD
Retailer 4$1,171 CAD
Retailer 15$1,173 CAD
Retailer 19$1,294 CAD
Retailer 14$1,351 CAD
Retailer 2$1,390 CAD
Retailer 13$1,895 CAD
Retailer 16$1,931 CAD
Retailer 17$2,035 CAD
Retailer 18$2,102 CAD
Retailer 12$2,576 CAD
Retailer 8$2,844 CAD
Retailer 3$2,918 CAD
Retailer 6$3,085 CAD
Retailer 5$3,214 CAD
Retailer 10$3,446 CAD
Retailer 7$3,766 CAD
Brilliant Earth$9,094 CAD

35 data points across 20 retailers

20 retailers$810 CAD to $9,094 CAD

A
Cheapest Retailer
-
$810 CAD
$580 USD
Final sale: no returns
Retailer 2
-
$880 CAD
$630 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$983 CAD
HK$5,500 HKD
View
B+
Retailer 4
-
$1,171 CAD
$838 USD
View
A
Retailer 5
-
$1,173 CAD
$840 USD
View
A
Retailer 6
-
$1,294 CAD
$926 USD
View
A
Retailer 7
-
$1,351 CAD
€921 EUR
View
A
Retailer 8
-
$1,390 CAD
£784 GBP
View
A
Retailer 9
-
$1,895 CAD
A$2,087 AUD
View
A
Retailer 10
-
$1,931 CAD
ZAR 22,328 ZAR
View
A
Retailer 11
-
$2,035 CAD
$1,457 USD
View
A
Retailer 12
-
$2,102 CAD
$1,505 USD
View
Retailer 13
-
$2,576 CAD
£1,452 GBP
View
Price last confirmed 17 days ago
B+
Retailer 14
-
$2,844 CAD
SGD 2,751 SGD
View
B+
Retailer 15
-
$2,918 CAD
$2,089 USD
View
B+
Retailer 16
-
$3,085 CAD
$2,208 USD
View
B+
Retailer 17
-
$3,214 CAD
$2,301 USD
View
Retailer 18
-
$3,446 CAD
A$3,795 AUD
View
Price last confirmed 22 days ago
B+
Retailer 19
-
$3,766 CAD
£2,123 GBP
View
Most Expensive
B
Brilliant Earth
20259914A · Oct 29
$9,094 CAD
$6,510 USD
View
19 more retailers have this diamond
Prices start from $810 CADSave up to $8,284 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
$810 CAD