Marquise|Lab Grown|IGI

4.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG829608667

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG829608667

Diamond specifications and retailer prices

From $5,313 CAD

£2,995 GBP

As of October 30, 2026

Save $17,227 CAD (76%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $22,541 CAD at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 4.03ct lab-grown marquise diamond

This 4.03ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG829608667 or 829608667. Listed at 18 retailers as of October 30, 2026, with prices from $5,313 to $22,541, a $17,227 spread on the same certified stone. Taylor and Hart lists it at $22,541. 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

4.03

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.7°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG829608667

Dimensions16.02 × 8.10 × 5.23 mm

L/W Ratio1.98

Girdle conditionFaceted

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 LG829608667

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: $16,525 CAD|Low: $5,295 CAD|High: $22,541 CAD|Avg: $12,109 CAD|-18.1%

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

Taylor and Hart

October 30, 2026

Retailer 7$5,313 CAD

Retailer 6$6,440 CAD

Retailer 2$6,842 CAD

Retailer 8$8,343 CAD

Retailer 5$8,405 CAD

Retailer 3$8,434 CAD

Retailer 12$9,220 CAD

Retailer 11$10,260 CAD

Retailer 9$13,535 CAD

Retailer 10$13,696 CAD

Retailer 13$13,844 CAD

Retailer 14$15,344 CAD

Retailer 1$16,525 CAD

Retailer 4$21,709 CAD

Taylor and Hart$22,541 CAD

28 data points across 15 retailers

18 retailers$5,313 CAD to $22,541 CAD

A+

Cheapest Retailer

$5,313 CAD

£2,995 GBP

Retailer 2

$5,483 CAD

$3,925 USD

View

Retailer 3

$6,360 CAD

$4,553 USD

View

Retailer 4

$6,440 CAD

$4,610 USD

View

Retailer 5

$6,842 CAD

$4,898 USD

View

Final sale: no returns

Retailer 6

$8,343 CAD

£4,703 GBP

View

Retailer 7

$8,405 CAD

$6,017 USD

View

Retailer 8

$8,434 CAD

$6,038 USD

View

Retailer 9

$8,899 CAD

£5,016 GBP

View

Retailer 10

$9,220 CAD

$6,600 USD

View

Retailer 11

$10,260 CAD

€6,995 EUR

View

Retailer 12

$13,535 CAD

ZAR 156,534 ZAR

View

Retailer 13

$13,696 CAD

£7,720 GBP

View

Retailer 14

$13,844 CAD

A$15,247 AUD

View

Price last confirmed 8 days ago

Retailer 15

$15,344 CAD

$10,984 USD

View

Retailer 16

$16,525 CAD

$11,830 USD

View

B+

Retailer 17

$21,709 CAD

SGD 21,001 SGD

View

Most Expensive

B+

Taylor and Hart

K3UKP8L · Oct 30

$22,541 CAD

$16,136 USD

View

17 more retailers have this diamond

Prices start from $5,313 CADSave up to $17,227 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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A+

4.03ct Marquise

$5,313 CAD