Round|Lab Grown|IGI

4.26ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG711516896

Shape and cutting style on the report: Round brilliant

Certificate IGI LG711516896

Diamond specifications and retailer prices

From $2,672 CAD

$1,913 USD

As of October 29, 2026

Save $26,495 CAD (91%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: $29,167 CAD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 4.26ct lab-grown round diamond

This 4.26ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG711516896 or 711516896. Listed at 27 retailers as of October 29, 2026, with prices from $2,672 to $29,167, a $26,495 spread on the same certified stone. Brilliant Earth lists it at $29,167. 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

4.26

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG711516896

Dimensions10.43 × 10.39 × 6.43 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

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 LG711516896

Side View

Caratlytics Score

How it works →

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: $29,167 CAD|Low: $2,907 CAD|High: $33,400 CAD|Avg: $8,652 CAD|-12.7%

Brilliant Earth

Retailer 2

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Retailer 19

October 30, 2026

Retailer 18$2,907 CAD

Retailer 8$2,992 CAD

Retailer 15$3,332 CAD

Retailer 7$3,470 CAD

Retailer 4$4,354 CAD

Retailer 2$4,689 CAD

Retailer 19$5,089 CAD

Retailer 14$5,175 CAD

Retailer 3$5,187 CAD

Retailer 12$7,282 CAD

Retailer 16$7,341 CAD

Retailer 17$8,563 CAD

Retailer 5$8,764 CAD

Retailer 10$8,974 CAD

Retailer 13$9,332 CAD

Retailer 11$11,963 CAD

Retailer 9$15,941 CAD

Retailer 6$18,383 CAD

Brilliant Earth$29,167 CAD

40 data points across 19 retailers

27 retailers$2,672 CAD to $29,167 CAD

Cheapest Retailer

$2,672 CAD

$1,913 USD

Retailer 2

$2,907 CAD

$2,081 USD

View

Retailer 3

$2,992 CAD

$2,142 USD

View

Final sale: no returns

Retailer 4

$3,100 CAD

$2,219 USD

View

Retailer 5

$3,332 CAD

$2,385 USD

View

Retailer 6

$3,429 CAD

$2,455 USD

View

Price last confirmed 19 days ago

Retailer 7

$3,470 CAD

$2,484 USD

View

Retailer 8

$4,354 CAD

$3,117 USD

View

Retailer 9

$4,689 CAD

£2,643 GBP

View

Retailer 10

$4,702 CAD

$3,366 USD

View

Retailer 11

$5,089 CAD

$3,643 USD

View

Retailer 12

$5,175 CAD

€3,528 EUR

View

Retailer 13

$5,187 CAD

$3,713 USD

View

Retailer 14

$7,282 CAD

ZAR 84,214 ZAR

View

Retailer 15

$7,341 CAD

A$8,085 AUD

View

Price last confirmed 8 days ago

Retailer 16

$7,863 CAD

$5,629 USD

View

Retailer 17

$8,563 CAD

$6,130 USD

View

Price last confirmed 9 days ago

B+

Retailer 18

$8,764 CAD

$6,274 USD

View

B+

Retailer 19

$8,974 CAD

$6,424 USD

View

B+

Retailer 20

$9,332 CAD

£5,260 GBP

View

B+

Retailer 21

$11,963 CAD

$8,564 USD

View

B+

Retailer 22

$13,913 CAD

$9,960 USD

View

Retailer 23

$15,941 CAD

$11,412 USD

View

Retailer 24

$18,383 CAD

$13,160 USD

View

Retailer 25

$26,150 CAD

$18,720 USD

View

Retailer 26

$26,150 CAD

$18,720 USD

View

Most Expensive

Brilliant Earth

16521058A · Oct 30

$29,167 CAD

$20,880 USD

View

26 more retailers have this diamond

Prices start from $2,672 CADSave up to $26,495 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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