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Marquise|Natural|IGI

3.01ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 831651981

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 831651981

Diamond specifications and retailer prices

From €11,483 EUR
As of November 6, 2026
Save €6,653 EUR (37%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €18,136 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 831651981. Listed at 10 retailers as of November 4, 2026, with prices from €11,483 to €18,136, a €6,653 spread on the same certified stone. MOH London lists it at €18,136. 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

3.01
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.9°
Pavilion angle37.2°
OriginNatural
Grading LabIGI
CertificateIGI 831651981
Dimensions14.77 × 7.62 × 4.34 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizeNone
Top View
14.77 mm7.62 mm3.01 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 831651981
Side View
Table 62.0%Crown 32.9°Girdle: THK-VTKPavilion 37.2°Culet: NoneDepth 57.0%

Caratlytics Score

How it works →
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: Nov 6
Current: €18,136 EUR|Low: €11,483 EUR|High: €20,355 EUR|Avg: €14,388 EUR|-10.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2€11,483 EUR
Retailer 9€11,933 EUR
Retailer 10€12,317 EUR
Retailer 7€13,710 EUR
Retailer 8€13,924 EUR
Retailer 3€14,244 EUR
Retailer 5€14,460 EUR
Retailer 4€14,589 EUR
Retailer 6€16,495 EUR
MOH London€18,136 EUR

37 data points across 10 retailers

10 retailers€11,483 EUR to €18,136 EUR

A
Cheapest Retailer
-
€11,483 EUR
A
Retailer 2
-
€11,933 EUR
View
A
Retailer 3
-
€12,317 EUR
View
Final sale: no returns
B+
Retailer 4
-
€13,710 EUR
View
B+
Retailer 5
-
€13,924 EUR
View
A
Retailer 6
-
€14,244 EUR
View
A
Retailer 7
-
€14,460 EUR
View
A
Retailer 8
-
€14,589 EUR
View
B+
Retailer 9
-
€16,495 EUR
View
Most Expensive
B+
MOH London
07C7837AF · Nov 4
€18,136 EUR
£15,944 GBP
View
9 more retailers have this diamond
Prices start from €11,483 EURSave up to €6,653 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
3.01ct Marquise
€11,483 EUR