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Marquise|Lab Grown|IGI

3.10ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG846662786

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846662786

Diamond specifications and retailer prices

From €3,628 EUR
$4,053 USD
As of November 1, 2026
Save €12,455 EUR (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €16,083 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise 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 LG846662786 or 846662786. Listed at 12 retailers as of October 31, 2026, with prices from €3,628 to €16,083, a €12,455 spread on the same certified stone. With Clarity lists it at €16,083. 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 angle35.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662786
Dimensions14.46 × 7.57 × 4.74 mm
L/W Ratio1.91
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
14.46 mm7.57 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662786
Side View
Table 60.0%Crown 35.4°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
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 1
Current: €8,270 EUR|Low: €3,628 EUR|High: €18,013 EUR|Avg: €7,287 EUR|-10.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 1, 2026
Retailer 10€3,628 EUR
Retailer 7€3,997 EUR
Retailer 9€4,122 EUR
Retailer 5€4,594 EUR
Retailer 8€5,221 EUR
Retailer 4€5,985 EUR
Retailer 2€7,147 EUR
Retailer 11€7,719 EUR
Retailer 3€7,772 EUR
Retailer 1€8,270 EUR
Retailer 6€8,808 EUR
With Clarity€16,083 EUR

15 data points across 12 retailers

12 retailers€3,628 EUR to €16,083 EUR

A
Cheapest Retailer
-
€3,628 EUR
$4,053 USD
A
Retailer 2
-
€3,997 EUR
$4,465 USD
View
A
Retailer 3
-
€4,122 EUR
$4,605 USD
View
A
Retailer 4
-
€4,594 EUR
£4,041 GBP
View
A
Retailer 5
-
€5,221 EUR
$5,833 USD
View
B+
Retailer 6
-
€5,985 EUR
$6,686 USD
View
B+
Retailer 7
-
€7,147 EUR
$7,985 USD
View
B+
Retailer 8
-
€7,719 EUR
$8,624 USD
View
B+
Retailer 9
-
€7,772 EUR
View
B+
Retailer 10
-
€8,270 EUR
£7,275 GBP
View
B+
Retailer 11
-
€8,808 EUR
$9,840 USD
View
Most Expensive
B
With Clarity
846662786 · Oct 31
€16,083 EUR
$17,968 USD
View
11 more retailers have this diamond
Prices start from €3,628 EURSave up to €12,455 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 Marquise
€3,628 EUR