Heart|Lab Grown|IGI

6.66ct F VVS2 Heart Lab Grown Diamond

ID • F/VVS2 • IGI LG657463791

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG657463791

Diamond specifications and retailer prices

From $2,124 CAD

$1,520 USD

As of November 2, 2026

Save $8,175 CAD (79%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $10,299 CAD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 6.66ct lab-grown heart diamond

This 6.66ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG657463791 or 657463791. Listed at 17 retailers as of November 2, 2026, with prices from $2,124 to $10,299, a $8,175 spread on the same certified stone. Brilliant Earth lists it at $10,299. 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

6.66

Carat

Color

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG657463791

Dimensions12.77 × 12.13 × 7.65 mm

L/W Ratio1.05

Girdle conditionFaceted

Culet sizePointed

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG657463791

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: Nov 2

Current: $10,299 CAD|Low: $1,854 CAD|High: $19,452 CAD|Avg: $4,914 CAD|-47.0%

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

November 2, 2026

Retailer 5$1,909 CAD

Retailer 9$2,124 CAD

Retailer 6$2,708 CAD

Retailer 13$2,989 CAD

Retailer 2$3,232 CAD

Retailer 8$3,488 CAD

Retailer 10$3,643 CAD

Retailer 11$3,710 CAD

Retailer 12$4,505 CAD

Retailer 4$5,500 CAD

Retailer 7$6,048 CAD

Retailer 3$6,591 CAD

Brilliant Earth$10,299 CAD

41 data points across 13 retailers

17 retailers$2,124 CAD to $10,299 CAD

Retailer 1

$1,579 CAD

$1,130 USD

Price last confirmed 31 days ago

Retailer 2

$1,790 CAD

$1,281 USD

View

Price last confirmed 35 days ago

Retailer 3

$1,909 CAD

$1,366 USD

View

Price last confirmed 30 days ago

Retailer 4

$2,124 CAD

$1,520 USD

View

Retailer 5

$2,708 CAD

£1,526 GBP

View

Retailer 6

$2,989 CAD

$2,139 USD

View

B+

Retailer 7

$3,232 CAD

€2,203 EUR

View

B+

Retailer 8

$3,488 CAD

A$3,840 AUD

View

Retailer 9

$3,577 CAD

$2,560 USD

View

Price last confirmed 33 days ago

B+

Retailer 10

$3,643 CAD

ZAR 42,114 ZAR

View

B+

Retailer 11

$3,710 CAD

$2,655 USD

View

B+

Retailer 12

$4,505 CAD

$3,224 USD

View

Retailer 13

$5,500 CAD

$3,936 USD

View

B+

Retailer 14

$6,048 CAD

£3,408 GBP

View

Retailer 15

$6,591 CAD

$4,717 USD

View

Retailer 16

$7,733 CAD

A$8,514 AUD

View

Price last confirmed 122 days ago

Most Expensive

Brilliant Earth

21027063A · Nov 2

$10,299 CAD

$7,370 USD

View

16 more retailers have this diamond

Prices start from $2,124 CADSave up to $8,175 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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6.66ct Heart

$2,124 CAD