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Cushion|Lab Grown|IGI

1.31ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG735538471

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG735538471

Diamond specifications and retailer prices

From €1,596 EUR
$1,790 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €1,596 EUR 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 cushion diamond

This 1.31ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG735538471 or 735538471. 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
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735538471
Dimensions6.18 × 6.18 × 4.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.18 mm6.18 mm1.31 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735538471
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 65.5%

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: €1,596 EUR|Low: €1,596 EUR|High: €1,596 EUR|Avg: €1,596 EUR
December 26, 2025
Brilliant Earth€1,596 EUR

2 data points across 1 retailer

1 retailer

B
Brilliant Earth
16255462Y · Nov 2
€1,596 EUR
$1,790 USD
View

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B
1.31ct Cushion
€1,596 EUR