Radiant|Lab Grown|IGI

1.86ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799646888

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

Certificate IGI LG799646888

Diamond specifications and retailer prices

From $904 CAD

$646 USD

As of October 30, 2026

Save $7,437 CAD (89%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: $8,594 CAD at Brilliant Earth · As of September 28, 2026

View at Brilliant Earth

About this 1.86ct lab-grown radiant diamond

This 1.86ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799646888 or 799646888. Listed at 25 retailers as of October 29, 2026, with a 823% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle41°

Pavilion angle36°

OriginLab Grown

Grading LabIGI

CertificateIGI LG799646888

Dimensions8.63 × 6.02 × 4.17 mm

L/W Ratio1.43

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 LG799646888

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 30

Current: $8,342 CAD|Low: $904 CAD|High: $8,342 CAD|Avg: $2,884 CAD

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

Retailer 8

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Retailer 22

October 30, 2026

Retailer 12$904 CAD

Retailer 20$983 CAD

Retailer 11$1,048 CAD

Retailer 17$1,054 CAD

Retailer 14$1,267 CAD

Retailer 18$1,295 CAD

Retailer 22$1,409 CAD

Retailer 2$1,675 CAD

Retailer 19$1,713 CAD

Retailer 3$1,788 CAD

Retailer 16$1,926 CAD

Retailer 5$2,223 CAD

Retailer 4$2,437 CAD

Retailer 9$2,948 CAD

Retailer 6$3,263 CAD

Retailer 8$3,575 CAD

Retailer 7$3,617 CAD

Retailer 10$3,809 CAD

Retailer 13$4,440 CAD

Retailer 21$5,367 CAD

Retailer 15$6,326 CAD

Brilliant Earth$8,342 CAD

25 data points across 22 retailers

25 retailers$904 CAD to $8,342 CAD

Cheapest Retailer

$904 CAD

$646 USD

Retailer 2

$983 CAD

$702 USD

View

Retailer 3

$1,048 CAD

$749 USD

View

Retailer 4

$1,054 CAD

$753 USD

View

Final sale: no returns

Retailer 5

$1,118 CAD

$799 USD

View

Price last confirmed 13 days ago

Retailer 6

$1,267 CAD

£713 GBP

View

Price last confirmed 9 days ago

Retailer 7

$1,295 CAD

$925 USD

View

Retailer 8

$1,409 CAD

$1,007 USD

View

Retailer 9

$1,675 CAD

£942 GBP

View

Retailer 10

$1,713 CAD

$1,224 USD

View

Retailer 11

$1,788 CAD

€1,217 EUR

View

B+

Retailer 12

$1,926 CAD

ZAR 22,229 ZAR

View

B+

Retailer 13

$2,223 CAD

$1,588 USD

View

B+

Retailer 14

$2,437 CAD

$1,741 USD

View

B+

Retailer 15

$2,948 CAD

$2,106 USD

View

B+

Retailer 16

$3,263 CAD

£1,836 GBP

View

B+

Retailer 17

$3,446 CAD

$2,462 USD

View

B+

Retailer 18

$3,575 CAD

$2,554 USD

View

B+

Retailer 19

$3,617 CAD

$2,584 USD

View

B+

Retailer 20

$3,809 CAD

SGD 3,678 SGD

View

B+

Retailer 21

$4,440 CAD

£2,498 GBP

View

Retailer 22

$5,367 CAD

$3,835 USD

View

Retailer 23

$6,326 CAD

$4,520 USD

View

Price last confirmed 8 days ago

Retailer 24

$8,342 CAD

$5,960 USD

View

Most Expensive

Brilliant Earth

20575454A · Sep 28

$8,594 CAD

$6,140 USD

View

Price last confirmed 31 days ago

24 more retailers have this diamond

Prices start from $904 CADSave up to $7,437 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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