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Marquise|Lab Grown|IGI

1.61ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG645471180

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG645471180

Diamond specifications and retailer prices

From $2,500 CAD
$1,790 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $2,500 CAD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645471180 or 645471180. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645471180
Dimensions12.39 × 6.21 × 3.81 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.39 mm6.21 mm1.61 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645471180
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $2,500 CAD|Low: $2,500 CAD|High: $2,500 CAD|Avg: $2,500 CAD
December 30, 2025
Brilliant Earth$2,500 CAD

4 data points across 1 retailer

1 retailer

B
Brilliant Earth
16301832A · Oct 31
$2,500 CAD
$1,790 USD
View

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B
1.61ct Marquise
$2,500 CAD