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Radiant|Lab Grown|IGI

4.07ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG640499790

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

Certificate IGI LG640499790

Diamond specifications and retailer prices

From $1,584 USD
£1,247 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,584 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 4.07ct lab-grown radiant diamond

This 4.07ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG640499790 or 640499790. 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. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.07
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640499790
Dimensions10.85 × 8.01 × 5.41 mm
L/W Ratio1.35
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.85 mm8.01 mm4.07 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640499790
Side View
Table 67.0%Crown 44.1°Girdle: Slightly ThickPavilion 36.6°CuletDepth 67.5%

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: $1,584 USD|Low: $1,584 USD|High: $1,584 USD|Avg: $1,584 USD
September 26, 2026
Diamond Quarter$1,584 USD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
4.07SI1FLG90C6DBN · Nov 2
$1,584 USD
£1,247 GBP
View

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B
4.07ct Radiant
$1,584 USD