Radiant|Lab Grown|IGI

1.39ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG804649569

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG804649569

Diamond specifications and retailer prices

From $509 CAD

£286 GBP

As of October 30, 2026

Save $5,243 CAD (91%) vs most expensive(unlock to see where)

9 retailers carry this diamond

Most expensive: $5,752 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.39ct lab-grown radiant diamond

This 1.39ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804649569 or 804649569. Listed at 9 retailers as of October 29, 2026, with prices from $509 to $5,752, a $5,243 spread on the same certified stone. Brilliant Earth lists it at $5,752. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle45.1°

Pavilion angle34.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804649569

Dimensions7.68 × 5.67 × 3.76 mm

L/W Ratio1.35

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 LG804649569

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: $5,752 CAD|Low: $413 CAD|High: $5,752 CAD|Avg: $1,798 CAD

Brilliant Earth

Retailer 2

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October 30, 2026

Retailer 5$413 CAD

Retailer 6$462 CAD

Retailer 2$509 CAD

Retailer 15$746 CAD

Retailer 12$777 CAD

Retailer 4$1,008 CAD

Retailer 18$1,152 CAD

Retailer 7$1,157 CAD

Retailer 3$1,192 CAD

Retailer 14$1,372 CAD

Retailer 8$1,454 CAD

Retailer 16$1,634 CAD

Retailer 11$1,985 CAD

Retailer 10$2,261 CAD

Retailer 9$2,360 CAD

Retailer 13$3,191 CAD

Retailer 17$4,353 CAD

Brilliant Earth$5,752 CAD

18 data points across 18 retailers

9 retailers$509 CAD to $5,752 CAD

A+

Cheapest Retailer

$509 CAD

£286 GBP

Retailer 2

$746 CAD

$533 USD

View

Retailer 3

$777 CAD

$555 USD

View

B+

Retailer 4

$1,372 CAD

$980 USD

View

B+

Retailer 5

$1,634 CAD

$1,167 USD

View

B+

Retailer 6

$1,985 CAD

£1,117 GBP

View

B+

Retailer 7

$3,191 CAD

$2,280 USD

View

Retailer 8

$4,353 CAD

$3,110 USD

View

Price last confirmed 9 days ago

Most Expensive

Brilliant Earth

21730812Y · Oct 29

$5,752 CAD

$4,110 USD

View

8 more retailers have this diamond

Prices start from $509 CADSave up to $5,243 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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