Round|Lab Grown|IGI

4.26ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754507816

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754507816

Diamond specifications and retailer prices

From $3,628 CAD

$2,597 USD

As of October 29, 2026

Save $17,885 CAD (83%) vs most expensive(unlock to see where)

29 retailers carry this diamond

Most expensive: $21,512 CAD at Do Amore Diamonds · As of October 29, 2026

View at Do Amore Diamonds

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 LG754507816 or 754507816. Listed at 29 retailers as of October 29, 2026, with prices from $3,628 to $21,512, a $17,885 spread on the same certified stone. Do Amore Diamonds lists it at $21,512. 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 angle34.1°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754507816

Dimensions10.42 × 10.48 × 6.36 mm

L/W Ratio1.01

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 LG754507816

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: $21,512 CAD|Low: $3,113 CAD|High: $33,400 CAD|Avg: $9,597 CAD

Do Amore Diamonds

Retailer 2

Retailer 3

Retailer 4

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Retailer 22

October 30, 2026

Retailer 21$3,113 CAD

Retailer 9$3,844 CAD

Retailer 4$4,047 CAD

Retailer 10$4,971 CAD

Retailer 20$5,276 CAD

Retailer 3$5,280 CAD

Retailer 13$5,383 CAD

Retailer 22$5,685 CAD

Retailer 8$6,021 CAD

Retailer 15$6,159 CAD

Retailer 18$6,388 CAD

Retailer 16$8,523 CAD

Retailer 19$8,591 CAD

Retailer 7$9,685 CAD

Retailer 5$10,129 CAD

Retailer 11$10,473 CAD

Retailer 17$10,777 CAD

Retailer 14$13,973 CAD

Retailer 12$14,405 CAD

Retailer 6$15,691 CAD

Retailer 2$18,704 CAD

Do Amore Diamonds$21,512 CAD

36 data points across 22 retailers

29 retailers$3,628 CAD to $21,512 CAD

Retailer 1

$3,113 CAD

£1,755 GBP

Price last confirmed 13 days ago

Retailer 2

$3,401 CAD

$2,435 USD

View

Price last confirmed 24 days ago

Retailer 3

$3,401 CAD

$2,435 USD

View

Price last confirmed 17 days ago

Retailer 4

$3,499 CAD

$2,505 USD

View

Price last confirmed 31 days ago

Retailer 5

$3,628 CAD

$2,597 USD

View

Retailer 6

$3,628 CAD

$2,597 USD

View

Price last confirmed 28 days ago

Retailer 7

$3,844 CAD

$2,752 USD

View

Retailer 8

$4,004 CAD

$2,866 USD

View

Price last confirmed 31 days ago

Retailer 9

$4,047 CAD

$2,897 USD

View

Final sale: no returns

Retailer 10

$4,224 CAD

$3,024 USD

View

Price last confirmed 37 days ago

Retailer 11

$4,971 CAD

HK$27,800 HKD

View

Retailer 12

$5,276 CAD

$3,777 USD

View

Retailer 13

$5,280 CAD

$3,780 USD

View

Retailer 14

$5,383 CAD

£3,035 GBP

View

Retailer 15

$5,685 CAD

$4,070 USD

View

Retailer 16

$6,021 CAD

$4,310 USD

View

Retailer 17

$6,159 CAD

$4,409 USD

View

Price last confirmed 30 days ago

Retailer 18

$6,388 CAD

€4,355 EUR

View

Retailer 19

$8,523 CAD

ZAR 98,564 ZAR

View

Retailer 20

$8,591 CAD

A$9,462 AUD

View

Price last confirmed 8 days ago

B+

Retailer 21

$9,685 CAD

$6,933 USD

View

B+

Retailer 22

$10,129 CAD

$7,251 USD

View

B+

Retailer 23

$10,473 CAD

$7,498 USD

View

B+

Retailer 24

$10,777 CAD

£6,075 GBP

View

B+

Retailer 25

$13,973 CAD

$10,003 USD

View

B+

Retailer 26

$14,405 CAD

SGD 13,935 SGD

View

Retailer 27

$15,691 CAD

A$17,281 AUD

View

Price last confirmed 22 days ago

B+

Retailer 28

$18,704 CAD

$13,390 USD

View

Most Expensive

Do Amore Diamonds

27-3062BDC9F · Oct 29

$21,512 CAD

$15,400 USD

View

28 more retailers have this diamond

Prices start from $3,628 CADSave up to $17,885 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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4.26ct Round

$3,628 CAD