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Radiant|Lab Grown|IGI

1.31ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG567357298

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG567357298

Diamond specifications and retailer prices

From $740 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $740 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 1.31ct lab-grown radiant diamond

This 1.31ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG567357298 or 567357298. 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

1.31
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567357298
Dimensions7.68 × 5.31 × 3.58 mm
L/W Ratio1.45
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
7.68 mm5.31 mm1.31 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567357298
Side View
Table 63.5%Crown 42.2°Girdle: MED-STKPavilion 31.4°Culet: NoneDepth 67.4%

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: $740 USD|Low: $740 USD|High: $1,190 USD|Avg: $1,023 USD|-37.8%
October 30, 2026
Brilliant Earth$740 USD

3 data points across 1 retailer

1 retailer

B
Brilliant Earth
21700277A · Oct 31
$740 USD
View

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.

B
1.31ct Radiant
$740 USD