Cushion|Lab Grown|IGI

5.78ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG847680364

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847680364

Diamond specifications and retailer prices

From $2,572 CAD

$1,838 USD

As of October 28, 2026

Save $16,182 CAD (86%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $18,755 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 5.78ct lab-grown cushion diamond

This 5.78ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847680364 or 847680364. Listed at 17 retailers as of October 28, 2026, with prices from $2,572 to $18,755, a $16,182 spread on the same certified stone. Brilliant Earth lists it at $18,755. 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

5.78

Carat

Color

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.1°

Pavilion angle34.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG847680364

Dimensions13.17 × 9.36 × 6.11 mm

L/W Ratio1.41

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG847680364

Side View

Caratlytics Score

How it works →

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 28

Current: $18,755 CAD|Low: $2,572 CAD|High: $18,755 CAD|Avg: $6,463 CAD

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 6$2,572 CAD

Retailer 12$2,855 CAD

Retailer 14$2,904 CAD

Retailer 5$3,201 CAD

Retailer 2$3,777 CAD

Retailer 13$3,810 CAD

Retailer 10$4,228 CAD

Retailer 16$4,356 CAD

Retailer 15$5,395 CAD

Retailer 4$5,524 CAD

Retailer 17$6,585 CAD

Retailer 7$6,857 CAD

Retailer 11$7,654 CAD

Retailer 8$7,733 CAD

Retailer 9$9,358 CAD

Retailer 3$13,492 CAD

Brilliant Earth$18,755 CAD

8 data points across 17 retailers

17 retailers$2,572 CAD to $18,755 CAD

Cheapest Retailer

$2,572 CAD

$1,838 USD

Final sale: no returns

Retailer 2

$2,855 CAD

£1,606 GBP

View

Retailer 3

$2,904 CAD

$2,075 USD

View

Retailer 4

$3,201 CAD

$2,287 USD

View

Retailer 5

$3,777 CAD

£2,125 GBP

View

Retailer 6

$3,810 CAD

$2,722 USD

View

Retailer 7

$4,228 CAD

€2,877 EUR

View

Retailer 8

$4,356 CAD

$3,112 USD

View

B+

Retailer 9

$5,395 CAD

ZAR 62,271 ZAR

View

B+

Retailer 10

$5,524 CAD

£3,108 GBP

View

B+

Retailer 11

$6,585 CAD

$4,705 USD

View

B+

Retailer 12

$6,857 CAD

$4,899 USD

View

Retailer 13

$7,654 CAD

£4,306 GBP

View

B+

Retailer 14

$7,733 CAD

$5,525 USD

View

Retailer 15

$9,358 CAD

$6,686 USD

View

Retailer 16

$13,492 CAD

$9,640 USD

View

Most Expensive

Brilliant Earth

22239772A · Oct 29

$18,755 CAD

$13,400 USD

View

16 more retailers have this diamond

Prices start from $2,572 CADSave up to $16,182 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.

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5.78ct Cushion

$2,572 CAD