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Cushion|Lab Grown|IGI

5.41ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG594342964

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG594342964

Diamond specifications and retailer prices

From €637 EUR
£560 GBP
As of November 2, 2026
Save €2,304 EUR (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,940 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 5.41ct lab-grown cushion diamond

This 5.41ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG594342964 or 594342964. Listed at 10 retailers as of November 1, 2026, with prices from €637 to €2,940, a €2,304 spread on the same certified stone. Rare Carat lists it at €2,940. 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

5.41
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594342964
Dimensions11.62 × 9.60 × 6.43 mm
L/W Ratio1.21
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
11.62 mm9.60 mm5.41 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594342964
Side View
Table 63.0%Crown 33.5°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 67.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €637 EUR|Low: €637 EUR|High: €7,725 EUR|Avg: €2,312 EUR|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 1€637 EUR
Retailer 10€676 EUR
Retailer 8€729 EUR
Retailer 7€929 EUR
Retailer 12€941 EUR
Retailer 5€948 EUR
Retailer 9€951 EUR
Retailer 11€1,308 EUR
Retailer 6€2,540 EUR
Retailer 3€3,943 EUR
Retailer 2€5,666 EUR
Retailer 4€7,725 EUR

6 data points across 12 retailers

10 retailers€637 EUR to €2,940 EUR

A
Cheapest Retailer
-
€637 EUR
£560 GBP
A
Retailer 2
-
€676 EUR
HK$5,900 HKD
View
A
Retailer 3
-
€729 EUR
$815 USD
View
A
Retailer 4
-
€929 EUR
View
B+
Retailer 5
-
€941 EUR
$1,051 USD
View
A
Retailer 6
-
€948 EUR
£834 GBP
View
A
Retailer 7
-
€951 EUR
$1,063 USD
View
B+
Retailer 8
-
€1,308 EUR
$1,461 USD
View
B
Retailer 9
-
€2,540 EUR
£2,234 GBP
View
Most Expensive
B
Rare Carat
KI9643429KF594 · Nov 1
€2,940 EUR
$3,285 USD
View
9 more retailers have this diamond
Prices start from €637 EURSave up to €2,304 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.

A
5.41ct Cushion
€637 EUR