Radiant|Lab Grown|IGI

1.57ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754508772

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

Certificate IGI LG754508772

Diamond specifications and retailer prices

From $420 CAD

$301 USD

As of October 30, 2026

Save $3,686 CAD (90%) vs most expensive(unlock to see where)

33 retailers carry this diamond

Most expensive: $4,107 CAD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 1.57ct lab-grown radiant diamond

This 1.57ct 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 LG754508772 or 754508772. Listed at 33 retailers as of October 30, 2026, with prices from $420 to $4,107, a $3,686 spread on the same certified stone. Brilliant Earth lists it at $4,107. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle39.3°

Pavilion angle31.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754508772

Dimensions5.90 × 5.90 × 3.69 mm

L/W Ratio1.00

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 LG754508772

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: $4,107 CAD|Low: $420 CAD|High: $6,314 CAD|Avg: $1,758 CAD|-35.0%

Brilliant Earth

Retailer 2

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Retailer 27

October 30, 2026

Retailer 9$420 CAD

Retailer 12$503 CAD

Retailer 19$518 CAD

Retailer 3$611 CAD

Retailer 4$740 CAD

Retailer 25$769 CAD

Retailer 10$810 CAD

Retailer 14$887 CAD

Retailer 27$930 CAD

Retailer 24$988 CAD

Retailer 13$1,030 CAD

Retailer 22$1,124 CAD

Retailer 11$1,183 CAD

Retailer 15$1,303 CAD

Retailer 23$1,341 CAD

Retailer 5$1,601 CAD

Retailer 18$1,967 CAD

Retailer 6$2,003 CAD

Retailer 16$2,074 CAD

Retailer 8$2,111 CAD

Retailer 17$2,209 CAD

Retailer 21$2,317 CAD

Retailer 2$2,367 CAD

Retailer 26$3,436 CAD

Retailer 7$3,730 CAD

Retailer 20$3,811 CAD

Brilliant Earth$4,107 CAD

36 data points across 27 retailers

33 retailers$420 CAD to $4,107 CAD

Cheapest Retailer

$420 CAD

$301 USD

Retailer 2

$420 CAD

$301 USD

View

Price last confirmed 22 days ago

Retailer 3

$447 CAD

$320 USD

View

Price last confirmed 30 days ago

Retailer 4

$503 CAD

$360 USD

View

Final sale: no returns

Retailer 5

$518 CAD

$371 USD

View

Price last confirmed 33 days ago

Retailer 6

$521 CAD

$373 USD

View

Price last confirmed 27 days ago

Retailer 7

$548 CAD

$392 USD

View

Price last confirmed 31 days ago

Retailer 8

$611 CAD

£345 GBP

View

Price last confirmed 13 days ago

Retailer 9

$740 CAD

$530 USD

View

Retailer 10

$769 CAD

HK$4,300 HKD

View

Retailer 11

$810 CAD

$580 USD

View

Retailer 12

$887 CAD

$635 USD

View

Retailer 13

$930 CAD

€634 EUR

View

Price last confirmed 7 days ago

Retailer 14

$988 CAD

ZAR 11,431 ZAR

View

Retailer 15

$1,030 CAD

£581 GBP

View

Retailer 16

$1,124 CAD

A$1,238 AUD

View

Retailer 17

$1,183 CAD

$847 USD

View

Retailer 18

$1,303 CAD

$933 USD

View

Retailer 19

$1,341 CAD

A$1,477 AUD

View

B+

Retailer 20

$1,601 CAD

$1,146 USD

View

Retailer 21

$1,849 CAD

$1,324 USD

View

Price last confirmed 20 days ago

B+

Retailer 22

$1,849 CAD

$1,324 USD

View

Retailer 23

$1,967 CAD

$1,408 USD

View

Price last confirmed 30 days ago

B+

Retailer 24

$2,003 CAD

$1,434 USD

View

B+

Retailer 25

$2,074 CAD

$1,484 USD

View

B+

Retailer 26

$2,111 CAD

$1,511 USD

View

B+

Retailer 27

$2,209 CAD

SGD 2,137 SGD

View

B+

Retailer 28

$2,317 CAD

£1,306 GBP

View

B+

Retailer 29

$2,367 CAD

A$2,607 AUD

View

Retailer 30

$3,436 CAD

$2,460 USD

View

Retailer 31

$3,730 CAD

$2,670 USD

View

Retailer 32

$3,811 CAD

$2,728 USD

View

Most Expensive

Brilliant Earth

18669069Y · Oct 30

$4,107 CAD

$2,940 USD

View

32 more retailers have this diamond

Prices start from $420 CADSave up to $3,686 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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