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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768629404

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768629404

Diamond specifications and retailer prices

From €1,944 EUR
As of November 4, 2026
Save €6,328 EUR (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €8,272 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG768629404 or 768629404. Listed at 14 retailers as of November 4, 2026, with prices from €1,944 to €8,272, a €6,328 spread on the same certified stone. Brilliant Earth lists it at €8,272. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629404
Dimensions9.91 × 7.86 × 5.11 mm
L/W Ratio1.26
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
9.91 mm7.86 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629404
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 65.0%

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: Nov 4
Current: €8,272 EUR|Low: €1,944 EUR|High: €12,514 EUR|Avg: €5,224 EUR|-29.0%
Brilliant Earth
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
November 5, 2026
Retailer 5€1,944 EUR
Retailer 4€2,173 EUR
Retailer 9€2,238 EUR
Retailer 8€2,511 EUR
Retailer 12€2,694 EUR
Retailer 13€2,835 EUR
Retailer 10€4,368 EUR
Retailer 3€4,557 EUR
Retailer 14€4,661 EUR
Retailer 7€5,095 EUR
Retailer 6€5,725 EUR
Retailer 11€6,283 EUR
Retailer 2€7,961 EUR
Brilliant Earth€8,272 EUR

33 data points across 14 retailers

14 retailers€1,944 EUR to €8,272 EUR

A+
Cheapest Retailer
-
€1,944 EUR
A
Retailer 2
-
€2,173 EUR
View
A
Retailer 3
-
€2,238 EUR
View
A
Retailer 4
-
€2,511 EUR
View
A
Retailer 5
-
€2,694 EUR
View
A
Retailer 6
-
€2,835 EUR
View
B+
Retailer 7
-
€4,368 EUR
View
B+
Retailer 8
-
€4,557 EUR
View
B+
Retailer 9
-
€4,661 EUR
View
B+
Retailer 10
-
€5,095 EUR
View
Retailer 11
-
€5,725 EUR
View
Price last confirmed 15 days ago
B+
Retailer 12
-
€6,283 EUR
View
B
Retailer 13
-
€7,961 EUR
View
Most Expensive
B
Brilliant Earth
19647038Y · Nov 4
€8,272 EUR
$9,320 USD
View
13 more retailers have this diamond
Prices start from €1,944 EURSave up to €6,328 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
€1,944 EUR