Marquise|Lab Grown|IGI

5.25ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754563791

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754563791

Diamond specifications and retailer prices

From $31,514 CAD

$22,560 USD

As of October 28, 2026

Save $35,302 CAD (53%) vs most expensive(unlock to see where)

28 retailers carry this diamond

Most expensive: $66,817 CAD at MOH London · As of October 29, 2026

View at MOH London

About this 5.25ct lab-grown marquise diamond

This 5.25ct lab-grown marquise 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 LG754563791 or 754563791. Listed at 28 retailers as of October 28, 2026, with prices from $31,514 to $66,817, a $35,302 spread on the same certified stone. MOH London lists it at $66,817. 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

5.25

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754563791

Dimensions17.60 × 9.08 × 5.65 mm

L/W Ratio1.94

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG754563791

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 28

Current: $66,817 CAD|Low: $28,815 CAD|High: $193,105 CAD|Avg: $68,497 CAD|+0.5%

MOH London

Retailer 2

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Retailer 5

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Retailer 8

Retailer 9

Retailer 10

Retailer 11

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Retailer 13

Retailer 14

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Retailer 18

October 29, 2026

Retailer 14$31,514 CAD

Retailer 8$35,980 CAD

Retailer 5$37,283 CAD

Retailer 4$41,982 CAD

Retailer 16$44,581 CAD

Retailer 9$45,905 CAD

Retailer 10$47,007 CAD

Retailer 2$49,929 CAD

Retailer 15$50,949 CAD

Retailer 11$52,953 CAD

Retailer 18$59,118 CAD

Retailer 17$64,769 CAD

MOH London$66,817 CAD

Retailer 6$74,064 CAD

Retailer 12$88,569 CAD

Retailer 13$105,660 CAD

Retailer 7$145,208 CAD

Retailer 3$193,105 CAD

31 data points across 18 retailers

28 retailers$31,514 CAD to $66,817 CAD

Cheapest Retailer

$31,514 CAD

$22,560 USD

Retailer 2

$37,283 CAD

$26,690 USD

View

B+

Retailer 3

$40,389 CAD

$28,913 USD

View

Retailer 4

$40,389 CAD

$28,913 USD

View

Price last confirmed 30 days ago

Retailer 5

$40,389 CAD

$28,913 USD

View

Price last confirmed 20 days ago

B+

Retailer 6

$41,982 CAD

$30,054 USD

View

B+

Retailer 7

$44,581 CAD

$31,914 USD

View

Retailer 8

$44,581 CAD

$31,914 USD

View

Price last confirmed 22 days ago

Retailer 9

$44,581 CAD

$31,914 USD

View

Price last confirmed 31 days ago

Retailer 10

$44,937 CAD

$32,169 USD

View

Price last confirmed 32 days ago

B+

Retailer 11

$45,905 CAD

$32,862 USD

View

B+

Retailer 12

$47,007 CAD

$33,651 USD

View

B+

Retailer 13

$49,929 CAD

$35,743 USD

View

Final sale: no returns

B+

Retailer 14

$50,949 CAD

$36,473 USD

View

Retailer 15

$51,001 CAD

$36,510 USD

View

Price last confirmed 32 days ago

Retailer 16

$51,713 CAD

$37,020 USD

View

Price last confirmed 27 days ago

Retailer 17

$51,713 CAD

$37,020 USD

View

Price last confirmed 20 days ago

B+

Retailer 18

$52,953 CAD

£29,848 GBP

View

Retailer 19

$59,118 CAD

A$65,109 AUD

View

Price last confirmed 29 days ago

Retailer 20

$64,769 CAD

$46,366 USD

View

Most Expensive

MOH London

LG754563791 · Oct 29

$66,817 CAD

£37,663 GBP

View

20 more retailers have this diamond

Prices start from $31,514 CADSave up to $35,302 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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