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 $964 USD
£759 GBP
As of October 30, 2026
Save $3,106 USD (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,070 USD 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 $964 to $4,070, a $3,106 spread on the same certified stone. With Clarity lists it at $4,070. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $964 USD|Low: $961 USD|High: $3,989 USD|Avg: $2,284 USD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
With Clarity
October 30, 2026
Retailer 1$964 USD
Retailer 7$1,207 USD
Retailer 2$1,314 USD
Retailer 4$1,870 USD
Retailer 6$2,663 USD
Retailer 5$2,665 USD
Retailer 3$3,272 USD
With Clarity$3,989 USD

31 data points across 8 retailers

9 retailers$964 USD to $4,070 USD

A
Cheapest Retailer
-
$964 USD
£759 GBP
A
Retailer 2
-
$1,207 USD
View
A
Retailer 3
-
$1,314 USD
€1,251 EUR
View
Retailer 4
-
$1,870 USD
A$2,877 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$2,663 USD
View
B
Retailer 6
-
$2,665 USD
View
B+
Retailer 7
-
$3,272 USD
£2,576 GBP
View
B
Retailer 8
-
$3,575 USD
View
Most Expensive
B
With Clarity
837601690 · Oct 30
$4,070 USD
View
8 more retailers have this diamond
Prices start from $964 USDSave up to $3,106 USD

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
$964 USD