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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG780661578

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780661578

Diamond specifications and retailer prices

From €1,722 EUR
$1,924 USD
As of October 30, 2026
Save €7,864 EUR (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €9,586 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG780661578 or 780661578. Listed at 11 retailers as of October 30, 2026, with prices from €1,722 to €9,586, a €7,864 spread on the same certified stone. Do Amore Diamonds lists it at €9,586. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780661578
Dimensions9.36 × 7.82 × 5.35 mm
L/W Ratio1.20
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
9.36 mm7.82 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780661578
Side View
Table 61.0%Crown 36.9°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
A+
Exceptional
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: €9,586 EUR|Low: €1,722 EUR|High: €17,553 EUR|Avg: €5,539 EUR|-45.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2€1,722 EUR
Retailer 8€1,759 EUR
Retailer 4€2,214 EUR
Retailer 9€2,601 EUR
Retailer 5€2,992 EUR
Retailer 3€3,059 EUR
Retailer 7€4,477 EUR
Retailer 6€5,121 EUR
Retailer 11€5,787 EUR
Retailer 10€8,342 EUR
Do Amore Diamonds€9,586 EUR

31 data points across 11 retailers

11 retailers€1,722 EUR to €9,586 EUR

A+
Cheapest Retailer
-
€1,722 EUR
$1,924 USD
A
Retailer 2
-
€1,759 EUR
$1,965 USD
View
A
Retailer 3
-
€2,214 EUR
$2,473 USD
View
A
Retailer 4
-
€2,601 EUR
$2,906 USD
View
A
Retailer 5
-
€2,992 EUR
View
A
Retailer 6
-
€3,059 EUR
$3,418 USD
View
Final sale: no returns
B+
Retailer 7
-
€4,477 EUR
$5,002 USD
View
B+
Retailer 8
-
€5,121 EUR
£4,505 GBP
View
Retailer 9
-
€5,787 EUR
$6,465 USD
View
Price last confirmed 10 days ago
B
Retailer 10
-
€8,342 EUR
$9,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-9EA486FF2 · Oct 31
€9,586 EUR
$10,710 USD
View
10 more retailers have this diamond
Prices start from €1,722 EURSave up to €7,864 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
€1,722 EUR