Marquise|Lab Grown|IGI

1.31ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG828671781

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828671781

Diamond specifications and retailer prices

From $305 CAD

$218 USD

As of November 2, 2026

Save $1,446 CAD (83%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $1,750 CAD at Reve Diamonds · As of November 1, 2026

View at Reve Diamonds

About this 1.31ct lab-grown marquise diamond

This 1.31ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828671781 or 828671781. Listed at 18 retailers as of November 1, 2026, with prices from $305 to $1,750, a $1,446 spread on the same certified stone. Reve Diamonds lists it at $1,750. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle30.6°

Pavilion angle39.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG828671781

Dimensions10.73 × 5.90 × 3.60 mm

L/W Ratio1.82

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG828671781

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: Nov 2

Current: $926 CAD|Low: $293 CAD|High: $1,535 CAD|Avg: $745 CAD|+2.2%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

November 2, 2026

Retailer 2$305 CAD

Retailer 7$341 CAD

Retailer 5$354 CAD

Retailer 3$379 CAD

Retailer 6$379 CAD

Retailer 12$510 CAD

Retailer 14$634 CAD

Retailer 9$653 CAD

Retailer 8$697 CAD

Retailer 1$926 CAD

Retailer 13$1,039 CAD

Retailer 10$1,062 CAD

Retailer 4$1,217 CAD

Retailer 15$1,221 CAD

Retailer 11$1,517 CAD

43 data points across 15 retailers

18 retailers$305 CAD to $1,750 CAD

Cheapest Retailer

$305 CAD

$218 USD

Retailer 2

$341 CAD

$244 USD

View

Final sale: no returns

Retailer 3

$354 CAD

$253 USD

View

Retailer 4

$379 CAD

$271 USD

View

Price last confirmed 8 days ago

Retailer 5

$379 CAD

$271 USD

View

B+

Retailer 6

$510 CAD

$365 USD

View

Retailer 7

$634 CAD

€432 EUR

View

Retailer 8

$653 CAD

ZAR 7,555 ZAR

View

Retailer 9

$697 CAD

£393 GBP

View

Retailer 10

$711 CAD

$509 USD

View

B+

Retailer 11

$926 CAD

A$1,019 AUD

View

B+

Retailer 12

$1,039 CAD

A$1,144 AUD

View

B+

Retailer 13

$1,062 CAD

$760 USD

View

Retailer 14

$1,217 CAD

$871 USD

View

Retailer 15

$1,221 CAD

$874 USD

View

Retailer 16

$1,291 CAD

$924 USD

View

Retailer 17

$1,517 CAD

£855 GBP

View

Most Expensive

Reve Diamonds

94255A0C7 · Nov 1

$1,750 CAD

$1,252 USD

View

17 more retailers have this diamond

Prices start from $305 CADSave up to $1,446 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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1.31ct Marquise

$305 CAD