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Cushion|Lab Grown|IGI

3.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG790677719

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790677719

Diamond specifications and retailer prices

From $745 CAD
$533 USD
As of October 29, 2026
Save $5,305 CAD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,050 CAD at Queensmith · As of October 28, 2026
View at Queensmith

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 LG790677719 or 790677719. Listed at 14 retailers as of October 28, 2026, with prices from $745 to $6,050, a $5,305 spread on the same certified stone. Queensmith lists it at $6,050. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790677719
Dimensions10.16 × 7.68 × 5.21 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.16 mm7.68 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790677719
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 67.8%

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: $6,050 CAD|Low: $542 CAD|High: $6,294 CAD|Avg: $2,577 CAD
Queensmith
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 30, 2026
Retailer 9$544 CAD
Retailer 15$745 CAD
Retailer 5$845 CAD
Retailer 17$1,106 CAD
Retailer 6$1,207 CAD
Retailer 10$1,434 CAD
Retailer 14$1,573 CAD
Retailer 2$1,928 CAD
Retailer 7$2,512 CAD
Retailer 8$2,927 CAD
Retailer 13$3,121 CAD
Retailer 16$3,155 CAD
Retailer 11$3,832 CAD
Retailer 4$3,974 CAD
Retailer 12$5,923 CAD
Retailer 3$5,954 CAD
Queensmith$6,050 CAD

18 data points across 17 retailers

14 retailers$745 CAD to $6,050 CAD

A
Cheapest Retailer
-
$745 CAD
$533 USD
Final sale: no returns
B+
Retailer 2
-
$1,106 CAD
$792 USD
View
A
Retailer 3
-
$1,434 CAD
£808 GBP
View
A
Retailer 4
-
$1,573 CAD
$1,126 USD
View
A
Retailer 5
-
$1,928 CAD
A$2,123 AUD
View
B+
Retailer 6
-
$3,090 CAD
$2,212 USD
View
B+
Retailer 7
-
$3,121 CAD
$2,234 USD
View
B+
Retailer 8
-
$3,155 CAD
$2,259 USD
View
Retailer 9
-
$3,496 CAD
A$3,850 AUD
View
Price last confirmed 119 days ago
B
Retailer 10
-
$3,832 CAD
£2,160 GBP
View
Retailer 11
-
$3,974 CAD
$2,845 USD
View
Price last confirmed 16 days ago
B
Retailer 12
-
$5,923 CAD
$4,240 USD
View
B
Retailer 13
-
$5,954 CAD
$4,262 USD
View
Most Expensive
B
Queensmith
LG790677719 · Oct 28
$6,050 CAD
£3,410 GBP
View
13 more retailers have this diamond
Prices start from $745 CADSave up to $5,305 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
$745 CAD