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Marquise|Lab Grown|IGI

4.06ct F IF Marquise Lab Grown Diamond

ID • F/IF • IGI LG821640729

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821640729

Diamond specifications and retailer prices

From €2,944 EUR
£2,600 GBP
As of November 2, 2026
Save €8,435 EUR (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €11,379 EUR at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 4.06ct lab-grown marquise diamond

This 4.06ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821640729 or 821640729. Listed at 10 retailers as of November 1, 2026, with prices from €2,944 to €11,379, a €8,435 spread on the same certified stone. Novita Diamonds lists it at €11,379. 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

4.06
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821640729
Dimensions16.75 × 8.38 × 4.97 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.75 mm8.38 mm4.06 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821640729
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 59.3%

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 2
Current: €11,379 EUR|Low: €2,919 EUR|High: €15,657 EUR|Avg: €8,268 EUR|-13.3%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2€2,944 EUR
Retailer 4€3,058 EUR
Retailer 7€3,969 EUR
Retailer 3€5,804 EUR
Retailer 10€7,106 EUR
Retailer 8€7,152 EUR
Retailer 6€7,483 EUR
Retailer 5€7,935 EUR
Retailer 9€10,444 EUR
Novita Diamonds€11,379 EUR

39 data points across 10 retailers

10 retailers€2,944 EUR to €11,379 EUR

A
Cheapest Retailer
-
€2,944 EUR
£2,600 GBP
A
Retailer 2
-
€3,058 EUR
$3,430 USD
View
A
Retailer 3
-
€3,969 EUR
$4,452 USD
View
B+
Retailer 4
-
€5,804 EUR
£5,126 GBP
View
B+
Retailer 5
-
€7,106 EUR
$7,970 USD
View
B+
Retailer 6
-
€7,152 EUR
View
B+
Retailer 7
-
€7,483 EUR
$8,393 USD
View
B+
Retailer 8
-
€7,935 EUR
$8,900 USD
View
B
Retailer 9
-
€10,444 EUR
$11,714 USD
View
Most Expensive
B
Novita Diamonds
cert_821640729 · Nov 1
€11,379 EUR
A$19,635 AUD
View
9 more retailers have this diamond
Prices start from €2,944 EURSave up to €8,435 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
4.06ct Marquise
€2,944 EUR