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Cushion|Lab Grown|IGI

5.05ct F SI1 Cushion Lab Grown Diamond

GD • F/SI1 • IGI LG696511824

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG696511824

Diamond specifications and retailer prices

From €919 EUR
£812 GBP
As of November 2, 2026
Save €2,594 EUR (74%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,513 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.05ct lab-grown cushion diamond

This 5.05ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG696511824 or 696511824. Listed at 8 retailers as of November 2, 2026, with prices from €919 to €3,513, a €2,594 spread on the same certified stone. Brilliant Earth lists it at €3,513. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.05
Carat
F
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696511824
Dimensions11.57 × 9.26 × 6.14 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.57 mm9.26 mm5.05 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696511824
Side View
Table 65.0%Crown 27.3°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 66.3%

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: Nov 2
Current: €3,513 EUR|Low: €626 EUR|High: €3,976 EUR|Avg: €1,444 EUR|-11.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7€626 EUR
Retailer 2€919 EUR
Retailer 9€921 EUR
Retailer 4€923 EUR
Retailer 3€963 EUR
Retailer 8€983 EUR
Retailer 6€1,155 EUR
Retailer 5€2,487 EUR
Brilliant Earth€3,513 EUR

38 data points across 9 retailers

8 retailers€919 EUR to €3,513 EUR

A
Cheapest Retailer
-
€919 EUR
£812 GBP
B+
Retailer 2
-
€921 EUR
$1,033 USD
View
B+
Retailer 3
-
€923 EUR
$1,035 USD
View
A
Retailer 4
-
€963 EUR
View
B+
Retailer 5
-
€983 EUR
$1,102 USD
View
B+
Retailer 6
-
€1,155 EUR
$1,295 USD
View
B
Retailer 7
-
€2,487 EUR
£2,196 GBP
View
Most Expensive
C
Brilliant Earth
20358662A · Nov 2
€3,513 EUR
$3,940 USD
View
7 more retailers have this diamond
Prices start from €919 EURSave up to €2,594 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
5.05ct Cushion
€919 EUR