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Cushion|Lab Grown|IGI

4.15ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG678564258

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678564258

Diamond specifications and retailer prices

From $1,199 CAD
$858 USD
As of October 29, 2026
Save $6,568 CAD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,767 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.15ct lab-grown cushion diamond

This 4.15ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678564258 or 678564258. Listed at 12 retailers as of October 29, 2026, with prices from $1,199 to $7,767, a $6,568 spread on the same certified stone. Brilliant Earth lists it at $7,767. 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

4.15
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678564258
Dimensions10.81 × 8.69 × 5.70 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm8.69 mm4.15 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678564258
Side View
Table 64.0%Crown 34.3°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 65.6%

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: $7,767 CAD|Low: $855 CAD|High: $9,583 CAD|Avg: $3,507 CAD|-1.6%
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
October 30, 2026
Retailer 13$1,199 CAD
Retailer 12$1,243 CAD
Retailer 10$1,495 CAD
Retailer 2$1,905 CAD
Retailer 7$1,992 CAD
Retailer 11$2,010 CAD
Retailer 4$2,428 CAD
Retailer 9$3,853 CAD
Retailer 14$4,000 CAD
Retailer 6$4,215 CAD
Retailer 3$4,292 CAD
Retailer 8$4,666 CAD
Brilliant Earth$7,767 CAD
Retailer 5$9,583 CAD

42 data points across 14 retailers

12 retailers$1,199 CAD to $7,767 CAD

A
Cheapest Retailer
-
$1,199 CAD
$858 USD
Final sale: no returns
Retailer 2
-
$1,243 CAD
$890 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,495 CAD
$1,070 USD
View
A
Retailer 4
-
$1,905 CAD
£1,074 GBP
View
A
Retailer 5
-
$1,992 CAD
€1,358 EUR
View
A
Retailer 6
-
$2,010 CAD
$1,439 USD
View
A
Retailer 7
-
$2,428 CAD
$1,738 USD
View
B+
Retailer 8
-
$3,853 CAD
£2,172 GBP
View
B+
Retailer 9
-
$4,000 CAD
$2,864 USD
View
B+
Retailer 10
-
$4,292 CAD
$3,073 USD
View
B+
Retailer 11
-
$4,666 CAD
£2,630 GBP
View
Most Expensive
B
Brilliant Earth
13097430A · Oct 30
$7,767 CAD
$5,560 USD
View
11 more retailers have this diamond
Prices start from $1,199 CADSave up to $6,568 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
4.15ct Cushion
$1,199 CAD