Marquise|Lab Grown|IGI

1.57ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG700513821

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG700513821

Diamond specifications and retailer prices

From $1,066 CAD

$763 USD

As of October 30, 2026

Save $6,463 CAD (86%) vs most expensive(unlock to see where)

32 retailers carry this diamond

Most expensive: $7,529 CAD at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 1.57ct lab-grown marquise diamond

This 1.57ct lab-grown marquise 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 LG700513821 or 700513821. Listed at 32 retailers as of October 30, 2026, with prices from $1,066 to $7,529, a $6,463 spread on the same certified stone. Do Amore Diamonds lists it at $7,529. 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

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle39.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG700513821

Dimensions12.18 × 6.17 × 3.75 mm

L/W Ratio1.97

Girdle conditionFaceted

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 LG700513821

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30

Current: $7,529 CAD|Low: $848 CAD|High: $7,529 CAD|Avg: $2,769 CAD

Do Amore Diamonds

Retailer 2

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October 31, 2026

Retailer 11$848 CAD

Retailer 10$1,050 CAD

Retailer 3$1,066 CAD

Retailer 9$1,274 CAD

Retailer 23$1,278 CAD

Retailer 6$1,347 CAD

Retailer 24$1,430 CAD

Retailer 17$1,637 CAD

Retailer 2$1,736 CAD

Retailer 20$1,776 CAD

Retailer 18$1,978 CAD

Retailer 22$1,994 CAD

Retailer 4$2,607 CAD

Retailer 13$2,701 CAD

Retailer 12$2,760 CAD

Retailer 5$3,353 CAD

Retailer 16$3,364 CAD

Retailer 7$3,454 CAD

Retailer 25$3,779 CAD

Retailer 8$3,900 CAD

Retailer 19$3,911 CAD

Retailer 15$4,135 CAD

Retailer 21$4,595 CAD

Retailer 14$5,034 CAD

Do Amore Diamonds$7,529 CAD

36 data points across 25 retailers

32 retailers$1,066 CAD to $7,529 CAD

Retailer 1

$848 CAD

$607 USD

Price last confirmed 23 days ago

Retailer 2

$948 CAD

$679 USD

View

Price last confirmed 31 days ago

Retailer 3

$1,032 CAD

$739 USD

View

Price last confirmed 32 days ago

Retailer 4

$1,050 CAD

$752 USD

View

Price last confirmed 23 days ago

Retailer 5

$1,050 CAD

$752 USD

View

Price last confirmed 20 days ago

Retailer 6

$1,066 CAD

$763 USD

View

Final sale: no returns

Retailer 7

$1,085 CAD

$777 USD

View

Price last confirmed 32 days ago

Retailer 8

$1,274 CAD

$912 USD

View

Retailer 9

$1,278 CAD

$915 USD

View

Retailer 10

$1,347 CAD

$964 USD

View

Retailer 11

$1,430 CAD

HK$8,000 HKD

View

Retailer 12

$1,637 CAD

$1,172 USD

View

Retailer 13

$1,736 CAD

£978 GBP

View

Retailer 14

$1,776 CAD

€1,211 EUR

View

Retailer 15

$1,978 CAD

A$2,178 AUD

View

Retailer 16

$1,994 CAD

ZAR 23,062 ZAR

View

B+

Retailer 17

$2,607 CAD

$1,866 USD

View

B+

Retailer 18

$2,701 CAD

A$2,975 AUD

View

Retailer 19

$2,760 CAD

$1,976 USD

View

Price last confirmed 7 days ago

Retailer 20

$3,051 CAD

$2,184 USD

View

Price last confirmed 21 days ago

B+

Retailer 21

$3,051 CAD

$2,184 USD

View

B+

Retailer 22

$3,353 CAD

$2,400 USD

View

Retailer 23

$3,364 CAD

£1,896 GBP

View

Price last confirmed 23 days ago

Retailer 24

$3,417 CAD

$2,446 USD

View

Price last confirmed 30 days ago

B+

Retailer 25

$3,454 CAD

$2,473 USD

View

B+

Retailer 26

$3,779 CAD

$2,705 USD

View

B+

Retailer 27

$3,900 CAD

$2,792 USD

View

B+

Retailer 28

$3,911 CAD

$2,800 USD

View

B+

Retailer 29

$4,135 CAD

SGD 4,000 SGD

View

B+

Retailer 30

$4,595 CAD

£2,590 GBP

View

Retailer 31

$5,034 CAD

A$5,544 AUD

View

Price last confirmed 23 days ago

Most Expensive

Do Amore Diamonds

27-5EB0E70CE · Oct 31

$7,529 CAD

$5,390 USD

View

31 more retailers have this diamond

Prices start from $1,066 CADSave up to $6,463 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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1.57ct Marquise

$1,066 CAD