Round|Lab Grown|IGI

6.45ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG809602806

Shape and cutting style on the report: Round brilliant

Certificate IGI LG809602806

Diamond specifications and retailer prices

From $15,323 CAD

$10,969 USD

As of October 30, 2026

Save $37,152 CAD (71%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $52,475 CAD at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 6.45ct lab-grown round diamond

This 6.45ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809602806 or 809602806. Listed at 26 retailers as of October 30, 2026, with prices from $15,323 to $52,475, a $37,152 spread on the same certified stone. Taylor and Hart lists it at $52,475. 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

6.45

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG809602806

Dimensions12.10 × 12.01 × 7.20 mm

L/W Ratio1.01

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG809602806

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 30

Current: $20,638 CAD|Low: $15,323 CAD|High: $52,475 CAD|Avg: $28,673 CAD|+1.3%

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

Retailer 17

Taylor and Hart

October 31, 2026

Retailer 6$15,323 CAD

Retailer 2$16,455 CAD

Retailer 7$16,817 CAD

Retailer 4$16,884 CAD

Retailer 16$17,196 CAD

Retailer 10$17,347 CAD

Retailer 9$17,418 CAD

Retailer 1$20,638 CAD

Retailer 5$24,792 CAD

Retailer 13$27,507 CAD

Retailer 11$28,078 CAD

Retailer 14$29,222 CAD

Retailer 3$30,230 CAD

Retailer 17$32,958 CAD

Retailer 12$33,705 CAD

Retailer 8$48,086 CAD

Retailer 15$48,534 CAD

Taylor and Hart$52,475 CAD

41 data points across 18 retailers

26 retailers$15,323 CAD to $52,475 CAD

Retailer 1

$15,015 CAD

$10,749 USD

Price last confirmed 20 days ago

Retailer 2

$15,015 CAD

$10,749 USD

View

Price last confirmed 38 days ago

Retailer 3

$15,323 CAD

$10,969 USD

View

Retailer 4

$15,616 CAD

$11,179 USD

View

Price last confirmed 38 days ago

Retailer 5

$16,324 CAD

$11,686 USD

View

Price last confirmed 40 days ago

Retailer 6

$16,324 CAD

$11,686 USD

View

Price last confirmed 24 days ago

Retailer 7

$16,455 CAD

$11,780 USD

View

Price last confirmed 13 days ago

Retailer 8

$16,817 CAD

$12,039 USD

View

Final sale: no returns

Retailer 9

$16,884 CAD

$12,087 USD

View

Retailer 10

$17,178 CAD

$12,297 USD

View

Price last confirmed 36 days ago

Retailer 11

$17,196 CAD

$12,310 USD

View

Retailer 12

$17,347 CAD

$12,418 USD

View

Retailer 13

$17,418 CAD

$12,469 USD

View

Price last confirmed 20 days ago

Retailer 14

$17,418 CAD

$12,469 USD

View

Price last confirmed 29 days ago

Retailer 15

$20,638 CAD

£11,633 GBP

View

Retailer 16

$24,792 CAD

$17,748 USD

View

B+

Retailer 17

$27,507 CAD

£15,505 GBP

View

B+

Retailer 18

$28,078 CAD

$20,100 USD

View

B+

Retailer 19

$29,222 CAD

€19,923 EUR

View

B+

Retailer 20

$30,230 CAD

$21,641 USD

View

B+

Retailer 21

$31,859 CAD

$22,807 USD

View

Retailer 22

$32,958 CAD

A$36,298 AUD

View

Price last confirmed 8 days ago

B+

Retailer 23

$33,705 CAD

ZAR 389,798 ZAR

View

Retailer 24

$48,086 CAD

$34,423 USD

View

Retailer 25

$48,534 CAD

$34,744 USD

View

Most Expensive

Taylor and Hart

RZPOHI2 · Oct 30

$52,475 CAD

$37,565 USD

View

25 more retailers have this diamond

Prices start from $15,323 CADSave up to $37,152 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.

Similar diamonds

6.45ct Round

$15,323 CAD