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Marquise|Lab Grown|IGI

4.09ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG761513916

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG761513916

Diamond specifications and retailer prices

From €3,766 EUR
$4,207 USD
As of October 29, 2026
Save €10,158 EUR (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €13,924 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.09ct lab-grown marquise diamond

This 4.09ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG761513916 or 761513916. Listed at 18 retailers as of October 29, 2026, with prices from €3,766 to €13,924, a €10,158 spread on the same certified stone. Taylor and Hart lists it at €13,924. 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

4.09
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761513916
Dimensions16.36 × 8.37 × 5.29 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.36 mm8.37 mm4.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761513916
Side View
Table 57.0%Crown 34.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €5,155 EUR|Low: €3,766 EUR|High: €20,012 EUR|Avg: €9,255 EUR|-30.0%
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 2€3,766 EUR
Retailer 13€4,810 EUR
Retailer 1€5,155 EUR
Retailer 14€5,469 EUR
Retailer 10€5,697 EUR
Retailer 4€6,029 EUR
Retailer 12€7,080 EUR
Retailer 9€8,398 EUR
Retailer 11€8,476 EUR
Retailer 8€9,054 EUR
Retailer 3€9,923 EUR
Retailer 7€10,329 EUR
Retailer 5€13,411 EUR
Retailer 6€13,600 EUR
Taylor and Hart€13,924 EUR

44 data points across 15 retailers

18 retailers€3,766 EUR to €13,924 EUR

A
Cheapest Retailer
-
€3,766 EUR
$4,207 USD
Final sale: no returns
A
Retailer 2
-
€4,810 EUR
$5,374 USD
View
A
Retailer 3
-
€5,155 EUR
£4,535 GBP
View
Retailer 4
-
€5,161 EUR
$5,766 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
€5,469 EUR
$6,110 USD
View
Retailer 6
-
€5,634 EUR
$6,294 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
€5,697 EUR
$6,365 USD
View
A
Retailer 8
-
€6,029 EUR
£5,304 GBP
View
A
Retailer 9
-
€7,080 EUR
$7,910 USD
View
A
Retailer 10
-
€8,398 EUR
£7,388 GBP
View
Retailer 11
-
€8,476 EUR
A$14,568 AUD
View
Price last confirmed 9 days ago
A
Retailer 12
-
€9,054 EUR
View
A
Retailer 13
-
€9,478 EUR
$10,589 USD
View
A
Retailer 14
-
€9,923 EUR
$11,086 USD
View
A
Retailer 15
-
€10,329 EUR
$11,540 USD
View
B+
Retailer 16
-
€13,411 EUR
SGD 20,247 SGD
View
Retailer 17
-
€13,600 EUR
A$23,375 AUD
View
Price last confirmed 23 days ago
Most Expensive
B+
Taylor and Hart
IB45CX1 · Oct 30
€13,924 EUR
$15,556 USD
View
17 more retailers have this diamond
Prices start from €3,766 EURSave up to €10,158 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
4.09ct Marquise
€3,766 EUR