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Cushion|Lab Grown|IGI

1.04ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG646460431

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG646460431

Diamond specifications and retailer prices

From €457 EUR
£404 GBP
As of November 2, 2026
Save €398 EUR (47%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €856 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 LG646460431 or 646460431. Listed at 2 retailers as of November 1, 2026, with prices from €457 to €856, a €398 spread on the same certified stone. Do Amore Diamonds lists it at €856. 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 angle35.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646460431
Dimensions6.72 × 5.25 × 3.62 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.72 mm5.25 mm1.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646460431
Side View
Table 61.0%Crown 35.1°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 69.0%

Caratlytics Score

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

Last verified: Nov 2
Current: €856 EUR|Low: €457 EUR|High: €856 EUR|Avg: €537 EUR
Do Amore Diamonds
Retailer 2
February 20, 2026
Retailer 2€457 EUR
Do Amore Diamonds€856 EUR

4 data points across 2 retailers

2 retailers€457 EUR to €856 EUR

B+
Cheapest Retailer
-
€457 EUR
£404 GBP
Most Expensive
B
Do Amore Diamonds
22-646460431 · Nov 1
€856 EUR
$960 USD
View
1 more retailer has this diamond
Prices start from €457 EURSave up to €398 EUR

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
€457 EUR