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Cushion|Lab Grown|IGI

1.00ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG587330094

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG587330094

Diamond specifications and retailer prices

From $620 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $620 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 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG587330094 or 587330094. 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

1.00
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG587330094
Dimensions7.06 × 5.11 × 3.45 mm
L/W Ratio1.38
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
7.06 mm5.11 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG587330094
Side View
Table 61.0%Crown 36.6°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 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: $620 USD|Low: $297 USD|High: $640 USD|Avg: $471 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
January 4, 2026
Retailer 2$297 USD
Retailer 4$460 USD
Retailer 3$461 USD
Brilliant Earth$620 USD

11 data points across 4 retailers

1 retailer

B
Brilliant Earth
7714339Y · Nov 2
$620 USD
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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
1.00ct Cushion
$620 USD