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Cushion|Lab Grown|IGI

3.11ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG837601690

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837601690

Diamond specifications and retailer prices

From €863 EUR
£759 GBP
As of October 30, 2026
Save €2,780 EUR (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,643 EUR at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.11ct lab-grown cushion diamond

This 3.11ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837601690 or 837601690. Listed at 9 retailers as of October 30, 2026, with prices from €863 to €3,643, a €2,780 spread on the same certified stone. With Clarity lists it at €3,643. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.11
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837601690
Dimensions10.61 × 7.37 × 4.95 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.61 mm7.37 mm3.11 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837601690
Side View
Table 60.0%Crown 35.5°Girdle: MED-THKPavilion 35°Culet: NoneDepth 67.2%

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 30
Current: €863 EUR|Low: €860 EUR|High: €3,571 EUR|Avg: €2,044 EUR|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
With Clarity
October 30, 2026
Retailer 1€863 EUR
Retailer 7€1,080 EUR
Retailer 2€1,176 EUR
Retailer 4€1,674 EUR
Retailer 6€2,384 EUR
Retailer 5€2,385 EUR
Retailer 3€2,928 EUR
With Clarity€3,571 EUR

31 data points across 8 retailers

9 retailers€863 EUR to €3,643 EUR

A
Cheapest Retailer
-
€863 EUR
£759 GBP
A
Retailer 2
-
€1,080 EUR
$1,207 USD
View
A
Retailer 3
-
€1,176 EUR
View
Retailer 4
-
€1,674 EUR
A$2,877 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
€2,384 EUR
$2,663 USD
View
B
Retailer 6
-
€2,385 EUR
$2,665 USD
View
B+
Retailer 7
-
€2,928 EUR
£2,576 GBP
View
B
Retailer 8
-
€3,200 EUR
$3,575 USD
View
Most Expensive
B
With Clarity
837601690 · Oct 30
€3,643 EUR
$4,070 USD
View
8 more retailers have this diamond
Prices start from €863 EURSave up to €2,780 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
3.11ct Cushion
€863 EUR