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Marquise|Lab Grown|IGI

1.31ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG512231547

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512231547

Diamond specifications and retailer prices

From ₹84,470 INR
$890 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: ₹84,470 INR 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 1.31ct 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512231547 or 512231547. Listed at a single retailer as of November 2, 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

1.31
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512231547
Dimensions11.54 × 5.71 × 3.43 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.54 mm5.71 mm1.31 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512231547
Side View
Table 61.0%Crown 34.5°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 60.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: ₹84,470 INR|Low: ₹71,088 INR|High: ₹3,36,657 INR|Avg: ₹1,99,020 INR|-44.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
September 12, 2026
Retailer 7₹71,088 INR
Brilliant Earth₹84,470 INR
Retailer 3₹98,896 INR
Retailer 6₹1,20,061 INR
Retailer 10₹1,51,192 INR
Retailer 4₹1,62,960 INR
Retailer 2₹1,82,869 INR
Retailer 9₹2,15,730 INR
Retailer 5₹2,64,696 INR
Retailer 11₹2,95,554 INR
Retailer 8₹3,07,146 INR

79 data points across 11 retailers

1 retailer

B
Brilliant Earth
19748838A · Nov 2
₹84,470 INR
$890 USD
View

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B
1.31ct Marquise
₹84,470 INR