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Marquise|Lab Grown|IGI

4.06ct E SI1 Marquise Lab Grown Diamond

VG • E/SI1 • IGI LG850602223

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850602223

Diamond specifications and retailer prices

From €464 EUR
$518 USD
As of October 30, 2026
Save €2,293 EUR (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,757 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 4.06ct lab-grown marquise diamond

This 4.06ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG850602223 or 850602223. Listed at 15 retailers as of October 30, 2026, with prices from €464 to €2,757, a €2,293 spread on the same certified stone. Rare Carat lists it at €2,757. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.06
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850602223
Dimensions15.77 × 8.28 × 5.23 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.77 mm8.28 mm4.06 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850602223
Side View
Table 57.0%Crown 37.8°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 63.2%

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: €2,757 EUR|Low: €464 EUR|High: €2,757 EUR|Avg: €1,113 EUR
Rare Carat
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
Retailer 15
November 1, 2026
Retailer 6€464 EUR
Retailer 10€480 EUR
Retailer 3€519 EUR
Retailer 13€576 EUR
Retailer 15€630 EUR
Retailer 12€698 EUR
Retailer 8€772 EUR
Retailer 5€864 EUR
Retailer 11€884 EUR
Retailer 4€1,268 EUR
Retailer 14€1,513 EUR
Retailer 7€1,871 EUR
Retailer 9€1,885 EUR
Retailer 2€2,401 EUR
Rare Carat€2,757 EUR

4 data points across 15 retailers

15 retailers€464 EUR to €2,757 EUR

A
Cheapest Retailer
-
€464 EUR
$518 USD
A
Retailer 2
-
€480 EUR
£422 GBP
View
A
Retailer 3
-
€519 EUR
$580 USD
View
Final sale: no returns
A
Retailer 4
-
€576 EUR
$643 USD
View
A
Retailer 5
-
€630 EUR
HK$5,500 HKD
View
A
Retailer 6
-
€698 EUR
$780 USD
View
B+
Retailer 7
-
€772 EUR
$862 USD
View
A
Retailer 8
-
€864 EUR
$965 USD
View
A
Retailer 9
-
€884 EUR
£778 GBP
View
B+
Retailer 10
-
€1,268 EUR
$1,417 USD
View
B+
Retailer 11
-
€1,513 EUR
$1,690 USD
View
B
Retailer 12
-
€1,871 EUR
$2,090 USD
View
B
Retailer 13
-
€1,885 EUR
$2,106 USD
View
B
Retailer 14
-
€2,401 EUR
£2,112 GBP
View
Most Expensive
B
Rare Carat
18P850602223 · Nov 1
€2,757 EUR
$3,080 USD
View
14 more retailers have this diamond
Prices start from €464 EURSave up to €2,293 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
€464 EUR