Cushion|Lab Grown|IGI

4.08ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG591377763

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG591377763

Diamond specifications and retailer prices

From $3,840 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $3,840 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 4.08ct lab-grown cushion diamond

This 4.08ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591377763 or 591377763. 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. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.08
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591377763
Dimensions9.26 × 9.25 × 5.97 mm
L/W Ratio1.00
Girdle conditionFaceted
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
9.26 mm9.25 mm4.08 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591377763
Side View
Table 70.0%Crown 38.6°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 64.5%

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: $3,840 USD|Low: $3,840 USD|High: $3,840 USD|Avg: $3,840 USD
December 30, 2025
Brilliant Earth$3,840 USD

4 data points across 1 retailer

1 retailer

B
Brilliant Earth
10183012Y · Oct 31
$3,840 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
4.08ct Cushion
$3,840 USD