Radiant|Lab Grown|IGI

1.64ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG700511937

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

Certificate IGI LG700511937

Diamond specifications and retailer prices

From $483 CAD

$346 USD

As of October 30, 2026

Save $4,825 CAD (91%) vs most expensive(unlock to see where)

30 retailers carry this diamond

Most expensive: $5,308 CAD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 1.64ct lab-grown radiant diamond

This 1.64ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700511937 or 700511937. Listed at 30 retailers as of October 30, 2026, with prices from $483 to $5,308, a $4,825 spread on the same certified stone. Brilliant Earth lists it at $5,308. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle41°

Pavilion angle31.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG700511937

Dimensions8.70 × 5.82 × 3.78 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 LG700511937

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: $5,308 CAD|Low: $483 CAD|High: $6,831 CAD|Avg: $1,850 CAD|-22.3%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

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Retailer 10

Retailer 11

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Retailer 15

Retailer 16

Retailer 17

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Retailer 19

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Retailer 21

Retailer 22

October 30, 2026

Retailer 3$483 CAD

Retailer 2$578 CAD

Retailer 9$697 CAD

Retailer 18$810 CAD

Retailer 22$841 CAD

Retailer 7$962 CAD

Retailer 20$965 CAD

Retailer 17$1,029 CAD

Retailer 13$1,076 CAD

Retailer 8$1,361 CAD

Retailer 16$1,389 CAD

Retailer 4$1,654 CAD

Retailer 21$1,756 CAD

Retailer 11$1,984 CAD

Retailer 12$1,998 CAD

Retailer 6$2,262 CAD

Retailer 5$2,317 CAD

Retailer 19$2,344 CAD

Retailer 10$2,487 CAD

Retailer 14$2,679 CAD

Retailer 15$4,135 CAD

Brilliant Earth$5,308 CAD

34 data points across 22 retailers

30 retailers$483 CAD to $5,308 CAD

Cheapest Retailer

$483 CAD

$346 USD

Retailer 2

$483 CAD

$346 USD

View

Price last confirmed 22 days ago

Retailer 3

$514 CAD

$368 USD

View

Price last confirmed 30 days ago

Retailer 4

$578 CAD

$414 USD

View

Final sale: no returns

Retailer 5

$595 CAD

$426 USD

View

Price last confirmed 33 days ago

Retailer 6

$599 CAD

$429 USD

View

Price last confirmed 27 days ago

Retailer 7

$629 CAD

$450 USD

View

Price last confirmed 31 days ago

Retailer 8

$697 CAD

HK$3,900 HKD

View

Retailer 9

$810 CAD

$580 USD

View

Retailer 10

$841 CAD

$602 USD

View

Retailer 11

$962 CAD

$689 USD

View

Retailer 12

$965 CAD

€658 EUR

View

Retailer 13

$1,029 CAD

ZAR 11,898 ZAR

View

Retailer 14

$1,076 CAD

£606 GBP

View

Retailer 15

$1,361 CAD

$974 USD

View

Retailer 16

$1,389 CAD

A$1,530 AUD

View

B+

Retailer 17

$1,654 CAD

$1,184 USD

View

B+

Retailer 18

$1,756 CAD

$1,257 USD

View

B+

Retailer 19

$1,925 CAD

$1,378 USD

View

Retailer 20

$1,925 CAD

$1,378 USD

View

Price last confirmed 20 days ago

B+

Retailer 21

$1,984 CAD

$1,420 USD

View

B+

Retailer 22

$1,998 CAD

SGD 1,933 SGD

View

Retailer 23

$2,046 CAD

$1,465 USD

View

Price last confirmed 29 days ago

B+

Retailer 24

$2,262 CAD

$1,619 USD

View

B+

Retailer 25

$2,317 CAD

$1,658 USD

View

B+

Retailer 26

$2,344 CAD

£1,321 GBP

View

Retailer 27

$2,487 CAD

A$2,739 AUD

View

Price last confirmed 27 days ago

Retailer 28

$2,679 CAD

$1,918 USD

View

Retailer 29

$4,135 CAD

$2,960 USD

View

Price last confirmed 32 days ago

Most Expensive

Brilliant Earth

14847337A · Oct 30

$5,308 CAD

$3,800 USD

View

29 more retailers have this diamond

Prices start from $483 CADSave up to $4,825 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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