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Marquise|Natural|IGI

3.01ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 727565980

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 727565980

Diamond specifications and retailer prices

From £17,337 GBP
As of November 6, 2026
Save £13,566 GBP (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £30,903 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 very-good cut grade and certified by IGI 727565980. Listed at 16 retailers as of November 4, 2026, with prices from £17,337 to £30,903, a £13,566 spread on the same certified stone. MOH London lists it at £30,903. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 727565980
Dimensions15.66 × 7.03 × 4.67 mm
L/W Ratio2.23
Girdle conditionFaceted
Culet sizePointed
Top View
15.66 mm7.03 mm3.01 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 727565980
Side View
Table 59.0%Crown 38.5°Girdle: STK-THKPavilion 41.5°Culet: NoneDepth 66.4%

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: £30,903 GBP|Low: £17,337 GBP|High: £33,267 GBP|Avg: £22,685 GBP|-7.1%
MOH London
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
Retailer 16
November 6, 2026
Retailer 2£17,337 GBP
Retailer 12£19,085 GBP
Retailer 15£19,940 GBP
Retailer 11£20,284 GBP
Retailer 3£20,667 GBP
Retailer 8£20,987 GBP
Retailer 14£21,293 GBP
Retailer 7£21,901 GBP
Retailer 9£21,922 GBP
Retailer 4£22,995 GBP
Retailer 13£23,716 GBP
Retailer 16£23,725 GBP
Retailer 5£24,372 GBP
Retailer 6£24,638 GBP
Retailer 10£25,542 GBP
MOH London£30,903 GBP

27 data points across 16 retailers

16 retailers£17,337 GBP to £30,903 GBP

A
Cheapest Retailer
-
£17,337 GBP
B+
Retailer 2
-
£19,085 GBP
View
B+
Retailer 3
-
£19,940 GBP
View
B+
Retailer 4
-
£20,284 GBP
View
Retailer 5
-
£20,667 GBP
View
Price last confirmed 16 days ago
B+
Retailer 6
-
£20,987 GBP
View
Final sale: no returns
B+
Retailer 7
-
£21,293 GBP
View
Retailer 8
-
£21,901 GBP
View
Price last confirmed 21 days ago
B+
Retailer 9
-
£21,922 GBP
View
Retailer 10
-
£22,995 GBP
View
Price last confirmed 15 days ago
B+
Retailer 11
-
£23,716 GBP
View
Retailer 12
-
£23,725 GBP
View
Price last confirmed 15 days ago
B+
Retailer 13
-
£24,372 GBP
View
Retailer 14
-
£24,638 GBP
View
Price last confirmed 16 days ago
B+
Retailer 15
-
£25,542 GBP
View
Most Expensive
B
MOH London
0830EDD76 · Nov 4
£30,903 GBP
View
15 more retailers have this diamond
Prices start from £17,337 GBPSave up to £13,566 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
£17,337 GBP