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Cushion|Lab Grown|IGI

5.00ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG761511998

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG761511998

Diamond specifications and retailer prices

From €687 EUR
HK$6,000 HKD
As of October 31, 2026
Save €2,848 EUR (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,536 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5ct lab-grown cushion diamond

This 5ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG761511998 or 761511998. Listed at 14 retailers as of October 31, 2026, with prices from €687 to €3,536, a €2,848 spread on the same certified stone. Brilliant Earth lists it at €3,536. 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

5.00
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761511998
Dimensions11.43 × 8.65 × 5.49 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.43 mm8.65 mm5.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761511998
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 31.3°Culet: NoneDepth 63.5%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: €3,536 EUR|Low: €573 EUR|High: €3,536 EUR|Avg: €1,490 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 6€573 EUR
Retailer 13€667 EUR
Retailer 3€687 EUR
Retailer 10€752 EUR
Retailer 2€911 EUR
Retailer 5€951 EUR
Retailer 14€977 EUR
Retailer 9€984 EUR
Retailer 7€1,417 EUR
Retailer 4€1,789 EUR
Retailer 8€1,978 EUR
Retailer 12€2,641 EUR
Retailer 11€2,768 EUR
Brilliant Earth€3,536 EUR

41 data points across 14 retailers

14 retailers€687 EUR to €3,536 EUR

Retailer 1
-
€667 EUR
£587 GBP
Price last confirmed 14 days ago
A
Retailer 2
-
€687 EUR
HK$6,000 HKD
View
A
Retailer 3
-
€752 EUR
$840 USD
View
A
Retailer 4
-
€911 EUR
View
A
Retailer 5
-
€951 EUR
$1,062 USD
View
B+
Retailer 6
-
€977 EUR
$1,091 USD
View
A
Retailer 7
-
€984 EUR
£866 GBP
View
B+
Retailer 8
-
€1,417 EUR
$1,583 USD
View
B+
Retailer 9
-
€1,789 EUR
$1,999 USD
View
B+
Retailer 10
-
€1,978 EUR
SGD 2,986 SGD
View
B
Retailer 11
-
€2,455 EUR
£2,160 GBP
View
Retailer 12
-
€2,641 EUR
$2,950 USD
View
Price last confirmed 10 days ago
Retailer 13
-
€2,768 EUR
£2,435 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
17309863A · Oct 31
€3,536 EUR
$3,950 USD
View
13 more retailers have this diamond
Prices start from €687 EURSave up to €2,848 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
5.00ct Cushion
€687 EUR