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Marquise|Lab Grown|IGI

1.71ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG750558893

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG750558893

Diamond specifications and retailer prices

From $1,670 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $1,670 USD 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 1.71ct lab-grown marquise diamond

This 1.71ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750558893 or 750558893. 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

1.71
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750558893
Dimensions12.79 × 6.30 × 3.87 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.79 mm6.30 mm1.71 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750558893
Side View
Table 59.0%Crown 33.1°Girdle: MediumPavilion 40.6°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: $1,670 USD|Low: $633 USD|High: $1,670 USD|Avg: $1,200 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
January 4, 2026
Retailer 2$633 USD
Retailer 3$872 USD
Retailer 5$1,384 USD
Retailer 4$1,402 USD
Brilliant Earth$1,670 USD

9 data points across 5 retailers

1 retailer

B
Brilliant Earth
16922078A · Oct 31
$1,670 USD
View

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B
1.71ct Marquise
$1,670 USD