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Cushion|Lab Grown|IGI

0.40ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG585305660

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG585305660

Diamond specifications and retailer prices

From $359 USD
£283 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $359 USD at MD Diamonds and Jewellers
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 MD Diamonds and Jewellers

About this 0.4ct lab-grown cushion diamond

This 0.4ct lab-grown cushion sits in the sub-half-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG585305660 or 585305660. Listed at a single retailer as of October 29, 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

0.40
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585305660
Dimensions4.25 × 4.22 × 2.79 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
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
4.25 mm4.22 mm0.40 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG585305660
Side View
Table 65.0%Crown 31.5°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 66.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $359 USD|Low: $320 USD|High: $359 USD|Avg: $337 USD
MD Diamonds and Jewellers
Retailer 2
December 30, 2025
Retailer 2$320 USD
MD Diamonds and Jewellers$359 USD

4 data points across 2 retailers

1 retailer

B
MD Diamonds and Jewellers
LG585305660 · Oct 29
$359 USD
£283 GBP
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B
0.40ct Cushion
$359 USD