Marquise|Lab Grown|IGI

1.61ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG761521649

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG761521649

Diamond specifications and retailer prices

From $739 CAD

$529 USD

As of October 30, 2026

Save $3,647 CAD (83%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $4,386 CAD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 1.61ct lab-grown marquise diamond

This 1.61ct 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 LG761521649 or 761521649. Listed at 26 retailers as of October 30, 2026, with prices from $739 to $4,386, a $3,647 spread on the same certified stone. Brilliant Earth lists it at $4,386. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishVery Good

SymmetryExcellent

FluorescenceNone

Crown angle33.3°

Pavilion angle41.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG761521649

Dimensions11.63 × 6.14 × 3.86 mm

L/W Ratio1.89

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

CutExcellent

PolishVery Good

SymmetryExcellent

FluorescenceNone

CertificateIGI LG761521649

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: $4,386 CAD|Low: $739 CAD|High: $6,747 CAD|Avg: $2,325 CAD|-35.0%

Brilliant Earth

Retailer 2

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Retailer 21

October 31, 2026

Retailer 15$739 CAD

Retailer 7$826 CAD

Retailer 17$915 CAD

Retailer 16$971 CAD

Retailer 14$1,063 CAD

Retailer 10$1,104 CAD

Retailer 20$1,226 CAD

Retailer 8$1,229 CAD

Retailer 2$1,409 CAD

Retailer 5$1,574 CAD

Retailer 4$1,690 CAD

Retailer 18$1,781 CAD

Retailer 13$2,052 CAD

Retailer 3$2,408 CAD

Retailer 11$2,661 CAD

Retailer 6$2,976 CAD

Retailer 9$3,132 CAD

Retailer 21$3,396 CAD

Retailer 12$3,786 CAD

Retailer 19$3,843 CAD

Brilliant Earth$4,386 CAD

30 data points across 21 retailers

26 retailers$739 CAD to $4,386 CAD

Cheapest Retailer

$739 CAD

$529 USD

Retailer 2

$826 CAD

$591 USD

View

Final sale: no returns

Retailer 3

$858 CAD

$614 USD

View

Price last confirmed 23 days ago

Retailer 4

$915 CAD

$655 USD

View

Retailer 5

$964 CAD

$690 USD

View

Price last confirmed 32 days ago

Retailer 6

$971 CAD

£547 GBP

View

Retailer 7

$1,063 CAD

$761 USD

View

Price last confirmed 15 days ago

Retailer 8

$1,063 CAD

$761 USD

View

Price last confirmed 28 days ago

Retailer 9

$1,091 CAD

HK$6,100 HKD

View

Price last confirmed 57 days ago

Retailer 10

$1,104 CAD

$790 USD

View

Retailer 11

$1,226 CAD

$878 USD

View

Retailer 12

$1,229 CAD

$880 USD

View

Retailer 13

$1,409 CAD

£794 GBP

View

Retailer 14

$1,574 CAD

ZAR 18,199 ZAR

View

Retailer 15

$1,690 CAD

$1,210 USD

View

Retailer 16

$1,781 CAD

€1,214 EUR

View

Retailer 17

$2,052 CAD

$1,469 USD

View

B+

Retailer 18

$2,408 CAD

$1,724 USD

View

B+

Retailer 19

$2,661 CAD

£1,500 GBP

View

Retailer 20

$2,795 CAD

$2,001 USD

View

Price last confirmed 30 days ago

B+

Retailer 21

$2,976 CAD

$2,130 USD

View

B+

Retailer 22

$3,132 CAD

$2,242 USD

View

B+

Retailer 23

$3,396 CAD

$2,431 USD

View

Retailer 24

$3,786 CAD

$2,710 USD

View

Price last confirmed 13 days ago

Retailer 25

$3,843 CAD

£2,166 GBP

View

Most Expensive

Brilliant Earth

18182037A · Oct 30

$4,386 CAD

$3,140 USD

View

25 more retailers have this diamond

Prices start from $739 CADSave up to $3,647 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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