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Cushion|Lab Grown|IGI

3.06ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG818686311

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG818686311

Diamond specifications and retailer prices

From $1,191 CAD
As of November 3, 2026
Save $5,358 CAD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,549 CAD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818686311 or 818686311. Listed at 18 retailers as of November 3, 2026, with prices from $1,191 to $6,549, a $5,358 spread on the same certified stone. Brilliant Earth lists it at $6,549. 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

3.06
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686311
Dimensions9.86 × 7.40 × 4.96 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.86 mm7.40 mm3.06 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686311
Side View
Table 60.0%Crown 45.5°Girdle: STK-THKPavilion 41.3°Culet: LargeDepth 67.0%

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: Nov 3
Current: $6,549 CAD|Low: $1,006 CAD|High: $8,208 CAD|Avg: $2,488 CAD|-20.2%
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
November 5, 2026
Retailer 4$1,006 CAD
Retailer 13$1,191 CAD
Retailer 14$1,349 CAD
Retailer 11$1,508 CAD
Retailer 8$1,557 CAD
Retailer 5$1,750 CAD
Retailer 12$2,124 CAD
Retailer 10$2,292 CAD
Retailer 3$2,931 CAD
Retailer 15$3,009 CAD
Retailer 6$3,176 CAD
Retailer 7$3,257 CAD
Retailer 9$3,347 CAD
Retailer 2$4,356 CAD
Brilliant Earth$6,549 CAD

41 data points across 15 retailers

18 retailers$1,191 CAD to $6,549 CAD

Retailer 1
-
$811 CAD
Price last confirmed 38 days ago
Retailer 2
-
$909 CAD
View
Price last confirmed 43 days ago
Retailer 3
-
$994 CAD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$1,191 CAD
View
A
Retailer 5
-
$1,349 CAD
View
A
Retailer 6
-
$1,508 CAD
View
A
Retailer 7
-
$1,557 CAD
View
A
Retailer 8
-
$1,750 CAD
View
B+
Retailer 9
-
$2,124 CAD
View
B+
Retailer 10
-
$2,292 CAD
View
Retailer 11
-
$2,646 CAD
View
Price last confirmed 36 days ago
Retailer 12
-
$2,931 CAD
View
Price last confirmed 20 days ago
Retailer 13
-
$3,009 CAD
View
Price last confirmed 33 days ago
B+
Retailer 14
-
$3,176 CAD
View
B+
Retailer 15
-
$3,257 CAD
View
B+
Retailer 16
-
$3,347 CAD
View
B
Retailer 17
-
$4,356 CAD
View
Most Expensive
B
Brilliant Earth
21728218A · Nov 4
$6,549 CAD
$4,700 USD
View
17 more retailers have this diamond
Prices start from $1,191 CADSave up to $5,358 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
3.06ct Cushion
$1,191 CAD