Radiant|Lab Grown|IGI

1.59ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG665410217

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

Certificate IGI LG665410217

Diamond specifications and retailer prices

From $420 CAD

$300 USD

As of October 27, 2026

Save $3,765 CAD (90%) vs most expensive(unlock to see where)

32 retailers carry this diamond

Most expensive: $4,185 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665410217 or 665410217. Listed at 32 retailers as of October 27, 2026, with prices from $420 to $4,185, a $3,765 spread on the same certified stone. Brilliant Earth lists it at $4,185. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle42.9°

Pavilion angle32.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG665410217

Dimensions8.50 × 5.71 × 3.74 mm

L/W Ratio1.49

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 LG665410217

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 27

Current: $4,185 CAD|Low: $420 CAD|High: $4,185 CAD|Avg: $1,510 CAD

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

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Retailer 22

October 29, 2026

Retailer 3$420 CAD

Retailer 16$500 CAD

Retailer 10$609 CAD

Retailer 4$739 CAD

Retailer 18$742 CAD

Retailer 21$854 CAD

Retailer 8$889 CAD

Retailer 17$896 CAD

Retailer 2$923 CAD

Retailer 9$1,175 CAD

Retailer 13$1,215 CAD

Retailer 5$1,559 CAD

Retailer 22$1,603 CAD

Retailer 15$1,736 CAD

Retailer 12$1,743 CAD

Retailer 14$1,758 CAD

Retailer 7$2,006 CAD

Retailer 19$2,092 CAD

Retailer 6$2,119 CAD

Retailer 11$2,132 CAD

Retailer 20$3,177 CAD

Brilliant Earth$4,185 CAD

36 data points across 22 retailers

32 retailers$420 CAD to $4,185 CAD

Cheapest Retailer

$420 CAD

$300 USD

Retailer 2

$420 CAD

$300 USD

View

Price last confirmed 21 days ago

Retailer 3

$438 CAD

$313 USD

View

Price last confirmed 29 days ago

Retailer 4

$500 CAD

$357 USD

View

Final sale: no returns

Retailer 5

$508 CAD

$363 USD

View

Price last confirmed 32 days ago

Retailer 6

$522 CAD

$373 USD

View

Price last confirmed 26 days ago

Retailer 7

$536 CAD

$383 USD

View

Price last confirmed 30 days ago

Retailer 8

$609 CAD

HK$3,400 HKD

View

Retailer 9

$739 CAD

$528 USD

View

Retailer 10

$742 CAD

$530 USD

View

Retailer 11

$854 CAD

€581 EUR

View

Retailer 12

$889 CAD

$635 USD

View

Retailer 13

$896 CAD

ZAR 10,343 ZAR

View

Retailer 14

$915 CAD

£515 GBP

View

Price last confirmed 14 days ago

Retailer 15

$923 CAD

£519 GBP

View

Retailer 16

$1,175 CAD

$840 USD

View

Retailer 17

$1,215 CAD

A$1,336 AUD

View

Retailer 18

$1,559 CAD

$1,114 USD

View

B+

Retailer 19

$1,603 CAD

$1,145 USD

View

B+

Retailer 20

$1,677 CAD

$1,198 USD

View

Price last confirmed 19 days ago

B+

Retailer 21

$1,677 CAD

$1,198 USD

View

B+

Retailer 22

$1,736 CAD

$1,240 USD

View

B+

Retailer 23

$1,743 CAD

$1,245 USD

View

B+

Retailer 24

$1,747 CAD

$1,248 USD

View

Price last confirmed 29 days ago

B+

Retailer 25

$1,758 CAD

SGD 1,697 SGD

View

B+

Retailer 26

$2,006 CAD

$1,433 USD

View

B+

Retailer 27

$2,092 CAD

£1,177 GBP

View

B+

Retailer 28

$2,119 CAD

$1,514 USD

View

B+

Retailer 29

$2,132 CAD

A$2,343 AUD

View

Price last confirmed 24 days ago

B+

Retailer 30

$3,177 CAD

$2,270 USD

View

Price last confirmed 10 days ago

Retailer 31

$3,958 CAD

£2,227 GBP

View

Most Expensive

Brilliant Earth

12598535A · Oct 29

$4,185 CAD

$2,990 USD

View

31 more retailers have this diamond

Prices start from $420 CADSave up to $3,765 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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