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Radiant|Lab Grown|IGI

0.91ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG636407027

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

Certificate IGI LG636407027

Diamond specifications and retailer prices

From $599 USD
£472 GBP
As of October 28, 2026
1 retailer carries this diamond
Only listing: $599 USD at Diamond Quarter
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 Diamond Quarter

About this 0.91ct lab-grown radiant diamond

This 0.91ct lab-grown radiant sits in the just-under-one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG636407027 or 636407027. Listed at a single retailer as of October 28, 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

0.91
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636407027
Dimensions6.80 × 5.00 × 3.22 mm
L/W Ratio1.36
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
6.80 mm5.00 mm0.91 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636407027
Side View
Table 66.0%Crown 39.4°Girdle: MediumPavilion 36.2°CuletDepth 64.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: $599 USD|Low: $599 USD|High: $599 USD|Avg: $599 USD
September 26, 2026
Diamond Quarter$599 USD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
0.91VVS1ELG27AE07N · Oct 28
$599 USD
£472 GBP
View

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B
0.91ct Radiant
$599 USD