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Cushion|Lab Grown|IGI

1.01ct E SI2 Cushion Lab Grown Diamond

ID • E/SI2 • IGI LG665409447

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG665409447

Diamond specifications and retailer prices

From €561 EUR
As of November 6, 2026
Save €523 EUR (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,083 EUR at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG665409447 or 665409447. Listed at 9 retailers as of November 6, 2026, with prices from €561 to €1,083, a €523 spread on the same certified stone. Yorxs lists it at €1,083. 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

1.01
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409447
Dimensions6.19 × 5.97 × 3.90 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.19 mm5.97 mm1.01 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409447
Side View
Table 59.0%Crown 35.7°Girdle: MED-THKPavilion 41.3°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €959 EUR|Low: €421 EUR|High: €2,710 EUR|Avg: €1,015 EUR|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 5€439 EUR
Retailer 2€561 EUR
Retailer 7€621 EUR
Retailer 6€795 EUR
Retailer 4€896 EUR
Retailer 8€957 EUR
Retailer 1€959 EUR
Yorxs€1,083 EUR
Retailer 3€2,695 EUR

44 data points across 9 retailers

9 retailers€561 EUR to €1,083 EUR

Retailer 1
-
€439 EUR
Price last confirmed 10 days ago
B+
Retailer 2
-
€561 EUR
View
Final sale: no returns
Retailer 3
-
€621 EUR
View
Price last confirmed 22 days ago
B
Retailer 4
-
€795 EUR
View
B
Retailer 5
-
€896 EUR
View
B
Retailer 6
-
€957 EUR
View
B
Retailer 7
-
€959 EUR
View
Most Expensive
B
Yorxs
611344275 · Nov 6
€1,083 EUR
View
7 more retailers have this diamond
Prices start from €561 EURSave up to €523 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+
1.01ct Cushion
€561 EUR