Round|Lab Grown|IGI

6.51ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG675550851

Shape and cutting style on the report: Round brilliant

Certificate IGI LG675550851

Diamond specifications and retailer prices

From $1,365 CAD

$977 USD

As of October 29, 2026

Save $4,151 CAD (75%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $5,516 CAD at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 6.51ct lab-grown round diamond

This 6.51ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675550851 or 675550851. Listed at 17 retailers as of October 29, 2026, with prices from $1,365 to $5,516, a $4,151 spread on the same certified stone. Taylor and Hart lists it at $5,516. 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

6.51

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishVery Good

SymmetryExcellent

FluorescenceNone

Crown angle34°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG675550851

Dimensions12.05 × 12.01 × 7.30 mm

L/W Ratio1.00

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

PolishVery Good

SymmetryExcellent

FluorescenceNone

CertificateIGI LG675550851

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 29

Current: $2,434 CAD|Low: $1,365 CAD|High: $5,938 CAD|Avg: $2,770 CAD|-1.1%

Retailer 1

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

Taylor and Hart

November 1, 2026

Retailer 7$1,365 CAD

Retailer 10$1,485 CAD

Retailer 5$1,527 CAD

Retailer 15$1,584 CAD

Retailer 8$1,729 CAD

Retailer 9$1,830 CAD

Retailer 14$2,255 CAD

Retailer 1$2,434 CAD

Retailer 6$2,533 CAD

Retailer 2$2,968 CAD

Retailer 13$3,064 CAD

Retailer 11$3,413 CAD

Retailer 3$3,874 CAD

Retailer 16$4,893 CAD

Retailer 4$4,910 CAD

Retailer 12$5,398 CAD

Taylor and Hart$5,516 CAD

41 data points across 17 retailers

17 retailers$1,365 CAD to $5,516 CAD

Cheapest Retailer

$1,365 CAD

$977 USD

Retailer 2

$1,485 CAD

$1,063 USD

View

Retailer 3

$1,527 CAD

$1,093 USD

View

Final sale: no returns

Retailer 4

$1,584 CAD

$1,134 USD

View

Retailer 5

$1,729 CAD

$1,238 USD

View

Price last confirmed 15 days ago

Retailer 6

$1,830 CAD

$1,310 USD

View

Retailer 7

$2,255 CAD

$1,614 USD

View

Retailer 8

$2,434 CAD

£1,372 GBP

View

B+

Retailer 9

$2,533 CAD

$1,813 USD

View

B+

Retailer 10

$2,968 CAD

$2,125 USD

View

B+

Retailer 11

$3,064 CAD

ZAR 35,433 ZAR

View

B+

Retailer 12

$3,413 CAD

$2,443 USD

View

B+

Retailer 13

$3,874 CAD

$2,773 USD

View

Retailer 14

$4,893 CAD

$3,503 USD

View

Retailer 15

$4,910 CAD

$3,515 USD

View

Retailer 16

$5,398 CAD

£3,043 GBP

View

Most Expensive

Taylor and Hart

DT02D8K · Oct 31

$5,516 CAD

$3,949 USD

View

16 more retailers have this diamond

Prices start from $1,365 CADSave up to $4,151 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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6.51ct Round

$1,365 CAD