Marquise|Lab Grown|IGI

1.91ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG802636243

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802636243

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 1.91ct lab-grown marquise diamond

This 1.91ct 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 LG802636243 or 802636243. 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

1.91
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802636243
Dimensions12.25 × 6.50 × 4.17 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.25 mm6.50 mm1.91 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802636243
Side View
Table 60.0%Crown 37.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.2%

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: $440 USD|High: $1,920 USD|Avg: $836 USD|-13.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
August 7, 2026
Retailer 7$440 USD
Retailer 8$605 USD
Retailer 4$656 USD
Retailer 3$723 USD
Retailer 2$887 USD
Retailer 6$1,024 USD
Retailer 5$1,299 USD
Brilliant Earth$1,670 USD

22 data points across 8 retailers

1 retailer

B
Brilliant Earth
19938060A · Oct 31
$1,670 USD
View

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B
1.91ct Marquise
$1,670 USD