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Cushion|Lab Grown|IGI

1.10ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG588337700

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG588337700

Diamond specifications and retailer prices

From €678 EUR
$760 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €678 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 1.1ct lab-grown cushion diamond

This 1.1ct 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 LG588337700 or 588337700. 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

1.10
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588337700
Dimensions7.38 × 5.32 × 3.61 mm
L/W Ratio1.39
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
7.38 mm5.32 mm1.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588337700
Side View
Table 61.0%Crown 34.5°Girdle: THN-MEDPavilion 36.7°Culet: NoneDepth 67.9%

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: €678 EUR|Low: €524 EUR|High: €678 EUR|Avg: €608 EUR
Brilliant Earth
Retailer 2
December 31, 2025
Retailer 2€524 EUR
Brilliant Earth€678 EUR

6 data points across 2 retailers

1 retailer

B
Brilliant Earth
7742290Y · Nov 2
€678 EUR
$760 USD
View

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B
1.10ct Cushion
€678 EUR