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Cushion|Lab Grown|IGI

1.04ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG589379245

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG589379245

Diamond specifications and retailer prices

From €535 EUR
$600 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €535 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 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG589379245 or 589379245. 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

1.04
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589379245
Dimensions7.32 × 5.22 × 3.50 mm
L/W Ratio1.40
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
7.32 mm5.22 mm1.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589379245
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 67.0%

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: €535 EUR|Low: €249 EUR|High: €1,221 EUR|Avg: €529 EUR|-36.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
May 4, 2026
Retailer 7€253 EUR
Retailer 5€294 EUR
Retailer 6€317 EUR
Retailer 9€412 EUR
Retailer 8€413 EUR
Retailer 3€416 EUR
Brilliant Earth€535 EUR
Retailer 2€635 EUR
Retailer 4€1,177 EUR

62 data points across 9 retailers

1 retailer

B
Brilliant Earth
7749550Y · Nov 2
€535 EUR
$600 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
1.04ct Cushion
€535 EUR