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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG813651571

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG813651571

Diamond specifications and retailer prices

From €1,882 EUR
As of November 4, 2026
Save €15,119 EUR (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €17,001 EUR at Mervis Diamond Importers · As of November 4, 2026
View at Mervis Diamond Importers

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813651571 or 813651571. Listed at 19 retailers as of November 4, 2026, with prices from €1,882 to €17,001, a €15,119 spread on the same certified stone. Mervis Diamond Importers lists it at €17,001. 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
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813651571
Dimensions9.61 × 7.76 × 5.29 mm
L/W Ratio1.24
Girdle conditionFaceted
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
9.61 mm7.76 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813651571
Side View
Table 62.0%Crown 36.2°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 68.2%

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: Nov 4
Current: €17,001 EUR|Low: €1,882 EUR|High: €17,911 EUR|Avg: €5,845 EUR|+50.6%
Mervis Diamond Importers
Retailer 2
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Retailer 7
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Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 5, 2026
Retailer 5€1,882 EUR
Retailer 13€2,059 EUR
Retailer 4€2,146 EUR
Retailer 15€2,206 EUR
Retailer 16€2,735 EUR
Retailer 10€2,933 EUR
Retailer 9€3,020 EUR
Retailer 11€3,240 EUR
Retailer 6€4,085 EUR
Retailer 12€5,015 EUR
Retailer 17€5,789 EUR
Retailer 14€5,796 EUR
Retailer 2€5,826 EUR
Retailer 7€6,783 EUR
Retailer 8€7,530 EUR
Retailer 3€11,574 EUR
Mervis Diamond Importers€17,001 EUR

38 data points across 17 retailers

19 retailers€1,882 EUR to €17,001 EUR

A
Cheapest Retailer
-
€1,882 EUR
Final sale: no returns
A
Retailer 2
-
€2,059 EUR
View
A
Retailer 3
-
€2,146 EUR
View
A
Retailer 4
-
€2,206 EUR
View
A
Retailer 5
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€2,735 EUR
View
A
Retailer 6
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€2,933 EUR
View
Retailer 7
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€3,020 EUR
View
Price last confirmed 24 days ago
A
Retailer 8
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€3,240 EUR
View
B+
Retailer 9
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€4,085 EUR
View
B+
Retailer 10
-
€5,015 EUR
View
B+
Retailer 11
-
€5,789 EUR
View
Retailer 12
-
€5,796 EUR
View
Price last confirmed 15 days ago
B+
Retailer 13
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€5,826 EUR
View
B+
Retailer 14
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€5,872 EUR
View
B
Retailer 15
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€6,783 EUR
View
B
Retailer 16
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€7,530 EUR
View
B
Retailer 17
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€11,574 EUR
View
B
Retailer 18
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€13,185 EUR
View
Most Expensive
B
Mervis Diamond Importers
1974991150 · Nov 4
€17,001 EUR
$19,155 USD
View
18 more retailers have this diamond
Prices start from €1,882 EURSave up to €15,119 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
€1,882 EUR