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Cushion|Lab Grown|IGI

1.40ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG618465505

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG618465505

Diamond specifications and retailer prices

From $970 USD
As of November 4, 2026
1 retailer carries this diamond
Only listing: $970 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 1.4ct lab-grown cushion diamond

This 1.4ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG618465505 or 618465505. Listed at a single retailer as of November 4, 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

1.40
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618465505
Dimensions6.37 × 6.37 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.37 mm6.37 mm1.40 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618465505
Side View
Table 59.0%Crown 35.1°Girdle: THN-STKPavilion 39.7°Culet: NoneDepth 67.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $970 USD|Low: $353 USD|High: $1,900 USD|Avg: $897 USD|-14.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
April 19, 2026
Retailer 9$353 USD
Retailer 2$406 USD
Retailer 6$520 USD
Retailer 4$611 USD
Retailer 10$753 USD
Retailer 8$756 USD
Retailer 3$837 USD
Retailer 7$895 USD
Brilliant Earth$970 USD
Retailer 11$1,051 USD
Retailer 5$1,580 USD

56 data points across 11 retailers

1 retailer

B
Brilliant Earth
9142172Y · Nov 4
$970 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
1.40ct Cushion
$970 USD