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Marquise|Lab Grown|IGI

4.01ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780661584

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780661584

Diamond specifications and retailer prices

From €6,042 EUR
$6,750 USD
As of October 30, 2026
Save €13,425 EUR (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €19,467 EUR at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 4.01ct lab-grown marquise diamond

This 4.01ct 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 LG780661584 or 780661584. Listed at 15 retailers as of October 30, 2026, with prices from €6,042 to €19,467, a €13,425 spread on the same certified stone. Frank Darling lists it at €19,467. 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

4.01
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780661584
Dimensions15.59 × 8.03 × 5.30 mm
L/W Ratio1.94
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
15.59 mm8.03 mm4.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780661584
Side View
Table 58.0%Crown 37.2°Girdle: THK-VTKPavilion 40.1°Culet: NoneDepth 66.0%

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: Oct 30
Current: €19,467 EUR|Low: €6,042 EUR|High: €42,776 EUR|Avg: €12,945 EUR|-11.4%
Frank Darling
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
November 1, 2026
Retailer 13€6,042 EUR
Retailer 11€6,159 EUR
Retailer 6€6,289 EUR
Retailer 15€6,363 EUR
Retailer 4€6,977 EUR
Retailer 10€8,056 EUR
Retailer 7€8,065 EUR
Retailer 8€8,123 EUR
Retailer 5€8,700 EUR
Retailer 9€8,821 EUR
Retailer 12€11,493 EUR
Retailer 3€13,621 EUR
Retailer 2€15,189 EUR
Frank Darling€19,467 EUR
Retailer 14€37,701 EUR

33 data points across 15 retailers

15 retailers€6,042 EUR to €19,467 EUR

A
Cheapest Retailer
-
€6,042 EUR
$6,750 USD
A
Retailer 2
-
€6,159 EUR
$6,881 USD
View
A
Retailer 3
-
€6,289 EUR
$7,026 USD
View
A
Retailer 4
-
€6,363 EUR
$7,109 USD
View
A
Retailer 5
-
€6,977 EUR
$7,795 USD
View
A
Retailer 6
-
€8,056 EUR
$9,000 USD
View
A
Retailer 7
-
€8,065 EUR
$9,010 USD
View
Final sale: no returns
A
Retailer 8
-
€8,123 EUR
$9,075 USD
View
A
Retailer 9
-
€8,700 EUR
$9,720 USD
View
A
Retailer 10
-
€8,821 EUR
$9,855 USD
View
B+
Retailer 11
-
€11,493 EUR
$12,840 USD
View
B+
Retailer 12
-
€13,621 EUR
View
B+
Retailer 13
-
€15,189 EUR
£13,362 GBP
View
Most Expensive
B
Frank Darling
P82B-2EL · Oct 31
€19,467 EUR
$21,748 USD
View
13 more retailers have this diamond
Prices start from €6,042 EURSave up to €13,425 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
4.01ct Marquise
€6,042 EUR