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Marquise|Natural|IGI

3.01ct I SI1 Marquise Natural Diamond

EX • I/SI1 • IGI 773616537

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 773616537

Diamond specifications and retailer prices

From £20,048 GBP
As of November 6, 2026
Save £11,482 GBP (36%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £31,530 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 773616537. Listed at 6 retailers as of November 4, 2026, with prices from £20,048 to £31,530, a £11,482 spread on the same certified stone. MOH London lists it at £31,530. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.9°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 773616537
Dimensions14.72 × 7.59 × 4.85 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Top View
14.72 mm7.59 mm3.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 773616537
Side View
Table 58.0%Crown 34.9°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 63.9%

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 6
Current: £31,530 GBP|Low: £17,447 GBP|High: £31,995 GBP|Avg: £23,025 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4£17,502 GBP
Retailer 5£20,048 GBP
Retailer 2£20,697 GBP
Retailer 6£23,446 GBP
Retailer 3£24,460 GBP
MOH London£31,530 GBP

42 data points across 6 retailers

6 retailers£20,048 GBP to £31,530 GBP

Retailer 1
-
£17,502 GBP
Price last confirmed 14 days ago
Retailer 2
-
£18,750 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
£20,048 GBP
View
A
Retailer 4
-
£20,697 GBP
View
B+
Retailer 5
-
£24,460 GBP
View
Most Expensive
B
MOH London
3B5CEAF0A · Nov 4
£31,530 GBP
View
5 more retailers have this diamond
Prices start from £20,048 GBPSave up to £11,482 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
£20,048 GBP