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Cushion|Lab Grown|IGI

1.01ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG598362418

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG598362418

Diamond specifications and retailer prices

From €526 EUR
$590 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: €526 EUR 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 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG598362418 or 598362418. 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. 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

1.01
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598362418
Dimensions7.42 × 5.13 × 3.46 mm
L/W Ratio1.45
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
7.42 mm5.13 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598362418
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 67.4%

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: €526 EUR|Low: €245 EUR|High: €1,195 EUR|Avg: €482 EUR|-4.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
April 28, 2026
Retailer 6€247 EUR
Retailer 5€286 EUR
Retailer 2€301 EUR
Retailer 7€404 EUR
Retailer 8€410 EUR
Retailer 3€411 EUR
Brilliant Earth€526 EUR
Retailer 4€1,150 EUR

64 data points across 8 retailers

1 retailer

B
Brilliant Earth
8074371Y · Oct 31
€526 EUR
$590 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
1.01ct Cushion
€526 EUR