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Cushion|Lab Grown|IGI

1.05ct F SI1 Cushion Lab Grown Diamond

EX • F/SI1 • IGI LG662410831

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG662410831

Diamond specifications and retailer prices

From €422 EUR
$473 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: €422 EUR at B2C Jewels
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 B2C Jewels

About this 1.05ct lab-grown cushion diamond

This 1.05ct 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 LG662410831 or 662410831. Listed at a single retailer as of November 1, 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

1.05
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662410831
Dimensions5.94 × 5.91 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.94 mm5.91 mm1.05 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662410831
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 66.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: €422 EUR|Low: €412 EUR|High: €613 EUR|Avg: €479 EUR|-31.1%
September 23, 2026
B2C Jewels€422 EUR

4 data points across 1 retailer

1 retailer

B+
B2C Jewels
27406242 · Nov 1
€422 EUR
$473 USD
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B+
1.05ct Cushion
€422 EUR