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Cushion|Lab Grown|IGI

3.10ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG821624381

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG821624381

Diamond specifications and retailer prices

From €928 EUR
As of October 27, 2026
Save €1,861 EUR (67%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,575 EUR at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821624381 or 821624381. Listed at 16 retailers as of October 26, 2026, with a 201% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821624381
Dimensions10.49 × 7.38 × 4.65 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.49 mm7.38 mm3.10 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821624381
Side View
Table 65.0%Crown 46°Girdle: MED-STKPavilion 31.2°Culet: NoneDepth 63.0%

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 27
Current: €3,575 EUR|Low: €577 EUR|High: €3,611 EUR|Avg: €1,784 EUR|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 28, 2026
Retailer 13€577 EUR
Retailer 7€649 EUR
Retailer 2€740 EUR
Retailer 16€860 EUR
Retailer 12€928 EUR
Retailer 15€996 EUR
Retailer 6€1,374 EUR
Retailer 3€1,380 EUR
Retailer 10€1,611 EUR
Retailer 5€1,862 EUR
Retailer 11€2,069 EUR
Retailer 8€2,097 EUR
Retailer 4€2,119 EUR
Retailer 14€2,535 EUR
Retailer 17€2,789 EUR
Retailer 9€2,932 EUR
Rare Carat€3,575 EUR

24 data points across 17 retailers

16 retailers€928 EUR to €2,789 EUR

Retailer 1
-
€649 EUR
$728 USD
Price last confirmed 16 days ago
Retailer 2
-
€740 EUR
$830 USD
View
Price last confirmed 5 days ago
Retailer 3
-
€860 EUR
$965 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
€928 EUR
View
A
Retailer 5
-
€996 EUR
£880 GBP
View
Retailer 6
-
€1,374 EUR
A$2,371 AUD
View
Price last confirmed 13 days ago
Retailer 7
-
€1,380 EUR
ZAR 25,006 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 8
-
€1,611 EUR
$1,807 USD
View
B+
Retailer 9
-
€1,862 EUR
£1,644 GBP
View
B+
Retailer 10
-
€2,069 EUR
$2,320 USD
View
B+
Retailer 11
-
€2,097 EUR
$2,352 USD
View
B+
Retailer 12
-
€2,119 EUR
$2,377 USD
View
B+
Retailer 13
-
€2,535 EUR
SGD 3,843 SGD
View
B
Retailer 14
-
€2,789 EUR
£2,463 GBP
View
Retailer 15
-
€2,932 EUR
A$5,060 AUD
View
Price last confirmed 25 days ago
Most Expensive
Rare Carat
CN211-36A · Oct 19
€3,575 EUR
$4,010 USD
View
Price last confirmed 14 days ago
15 more retailers have this diamond
Prices start from €928 EURSave up to €1,861 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
3.10ct Cushion
€928 EUR