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Cushion|Lab Grown|IGI

5.06ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG790646663

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790646663

Diamond specifications and retailer prices

From €708 EUR
HK$6,200 HKD
As of November 1, 2026
Save €2,805 EUR (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,513 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.06ct lab-grown cushion diamond

This 5.06ct 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 LG790646663 or 790646663. Listed at 12 retailers as of November 1, 2026, with prices from €708 to €3,513, a €2,805 spread on the same certified stone. Brilliant Earth lists it at €3,513. 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

5.06
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790646663
Dimensions12.16 × 8.57 × 5.47 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.16 mm8.57 mm5.06 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790646663
Side View
Table 63.0%Crown 35.7°Girdle: MED-THKPavilion 32.1°Culet: NoneDepth 63.8%

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 1
Current: €3,513 EUR|Low: €599 EUR|High: €3,513 EUR|Avg: €1,496 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
November 2, 2026
Retailer 4€599 EUR
Retailer 8€708 EUR
Retailer 9€767 EUR
Retailer 6€942 EUR
Retailer 3€978 EUR
Retailer 11€1,020 EUR
Retailer 10€1,033 EUR
Retailer 12€1,197 EUR
Retailer 2€1,467 EUR
Retailer 7€2,043 EUR
Retailer 5€2,572 EUR
Retailer 13€2,887 EUR
Brilliant Earth€3,513 EUR

38 data points across 13 retailers

12 retailers€708 EUR to €3,513 EUR

A
Cheapest Retailer
-
€708 EUR
HK$6,200 HKD
Retailer 2
-
€767 EUR
$860 USD
View
Price last confirmed 6 days ago
A
Retailer 3
-
€942 EUR
View
Retailer 4
-
€978 EUR
$1,097 USD
View
Price last confirmed 7 days ago
Retailer 5
-
€1,020 EUR
$1,144 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€1,033 EUR
£912 GBP
View
B+
Retailer 7
-
€1,197 EUR
$1,343 USD
View
B+
Retailer 8
-
€1,467 EUR
$1,645 USD
View
B+
Retailer 9
-
€2,043 EUR
SGD 3,096 SGD
View
Retailer 10
-
€2,572 EUR
$2,885 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
€2,887 EUR
£2,550 GBP
View
Most Expensive
B
Brilliant Earth
18675109A · Nov 2
€3,513 EUR
$3,940 USD
View
11 more retailers have this diamond
Prices start from €708 EURSave up to €2,805 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
5.06ct Cushion
€708 EUR