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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 £9,579 GBP
As of November 6, 2026
Save £5,549 GBP (37%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £15,128 GBP 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 £9,579 to £15,128, a £5,549 spread on the same certified stone. MOH London lists it at £15,128. 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: £15,128 GBP|Low: £9,579 GBP|High: £16,979 GBP|Avg: £12,001 GBP|-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£9,579 GBP
Retailer 9£9,954 GBP
Retailer 10£10,274 GBP
Retailer 7£11,436 GBP
Retailer 8£11,615 GBP
Retailer 3£11,881 GBP
Retailer 5£12,061 GBP
Retailer 4£12,169 GBP
Retailer 6£13,760 GBP
MOH London£15,128 GBP

37 data points across 10 retailers

10 retailers£9,579 GBP to £15,128 GBP

A
Cheapest Retailer
-
£9,579 GBP
A
Retailer 2
-
£9,954 GBP
View
A
Retailer 3
-
£10,274 GBP
View
Final sale: no returns
B+
Retailer 4
-
£11,436 GBP
View
B+
Retailer 5
-
£11,615 GBP
View
A
Retailer 6
-
£11,881 GBP
View
A
Retailer 7
-
£12,061 GBP
View
A
Retailer 8
-
£12,169 GBP
View
B+
Retailer 9
-
£13,760 GBP
View
Most Expensive
B+
MOH London
07C7837AF · Nov 4
£15,128 GBP
View
9 more retailers have this diamond
Prices start from £9,579 GBPSave up to £5,549 GBP

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
£9,579 GBP