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Cushion|Lab Grown|IGI

3.11ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG735531364

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG735531364

Diamond specifications and retailer prices

From €917 EUR
$1,025 USD
As of October 31, 2026
Save €7,407 EUR (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €8,324 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.11ct lab-grown cushion diamond

This 3.11ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG735531364 or 735531364. Listed at 21 retailers as of October 28, 2026, with prices from €917 to €8,324, a €7,407 spread on the same certified stone. Brilliant Earth lists it at €8,324. 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
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735531364
Dimensions8.50 × 8.50 × 5.58 mm
L/W Ratio1.00
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
8.50 mm8.50 mm3.11 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735531364
Side View
Table 61.0%Crown 38.5°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 65.6%

Caratlytics Score

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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 31
Current: €8,324 EUR|Low: €917 EUR|High: €8,324 EUR|Avg: €2,586 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
November 1, 2026
Retailer 15€917 EUR
Retailer 18€1,092 EUR
Retailer 9€1,169 EUR
Retailer 6€1,197 EUR
Retailer 19€1,437 EUR
Retailer 2€1,465 EUR
Retailer 13€1,525 EUR
Retailer 3€1,922 EUR
Retailer 14€2,148 EUR
Retailer 16€2,209 EUR
Retailer 10€2,450 EUR
Retailer 11€2,633 EUR
Retailer 7€2,975 EUR
Retailer 4€3,114 EUR
Retailer 17€3,243 EUR
Retailer 12€3,306 EUR
Retailer 8€3,368 EUR
Retailer 5€3,618 EUR
Retailer 20€3,674 EUR
Brilliant Earth€8,324 EUR

37 data points across 20 retailers

21 retailers€917 EUR to €8,324 EUR

A
Cheapest Retailer
-
€917 EUR
$1,025 USD
Final sale: no returns
A
Retailer 2
-
€1,092 EUR
$1,220 USD
View
A
Retailer 3
-
€1,169 EUR
HK$10,200 HKD
View
A
Retailer 4
-
€1,197 EUR
$1,337 USD
View
A
Retailer 5
-
€1,437 EUR
$1,605 USD
View
A
Retailer 6
-
€1,465 EUR
£1,289 GBP
View
Retailer 7
-
€1,488 EUR
£1,309 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
€1,525 EUR
View
B+
Retailer 9
-
€1,922 EUR
$2,147 USD
View
B+
Retailer 10
-
€2,148 EUR
A$3,692 AUD
View
B+
Retailer 11
-
€2,209 EUR
ZAR 39,862 ZAR
View
B+
Retailer 12
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€2,450 EUR
$2,737 USD
View
B+
Retailer 13
-
€2,633 EUR
£2,316 GBP
View
B+
Retailer 14
-
€2,975 EUR
$3,324 USD
View
B
Retailer 15
-
€3,114 EUR
$3,479 USD
View
B+
Retailer 16
-
€3,243 EUR
£2,853 GBP
View
B
Retailer 17
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€3,306 EUR
$3,694 USD
View
B
Retailer 18
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€3,368 EUR
SGD 5,085 SGD
View
B
Retailer 19
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€3,618 EUR
$4,042 USD
View
Retailer 20
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€3,674 EUR
A$6,314 AUD
View
Price last confirmed 27 days ago
Most Expensive
B
Brilliant Earth
16122051A · Oct 28
€8,324 EUR
$9,300 USD
View
20 more retailers have this diamond
Prices start from €917 EURSave up to €7,407 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
€917 EUR