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Marquise|Natural|IGI

3.01ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 835609263

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 835609263

Diamond specifications and retailer prices

From £19,629 GBP
As of November 6, 2026
Save £10,961 GBP (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £30,590 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 835609263. Listed at 15 retailers as of November 4, 2026, with prices from £19,629 to £30,590, a £10,961 spread on the same certified stone. MOH London lists it at £30,590. 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
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.1°
OriginNatural
Grading LabIGI
CertificateIGI 835609263
Dimensions14.47 × 7.63 × 4.69 mm
L/W Ratio1.90
Girdle conditionFaceted
Top View
14.47 mm7.63 mm3.01 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 835609263
Side View
Table 61.0%Crown 36°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 61.5%

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: £30,590 GBP|Low: £19,629 GBP|High: £39,543 GBP|Avg: £23,512 GBP|-0.8%
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 3£19,629 GBP
Retailer 6£19,737 GBP
Retailer 11£20,078 GBP
Retailer 15£20,458 GBP
Retailer 7£20,775 GBP
Retailer 12£21,080 GBP
Retailer 13£21,678 GBP
Retailer 2£21,699 GBP
Retailer 16£22,762 GBP
Retailer 14£23,485 GBP
Retailer 9£23,695 GBP
Retailer 4£24,125 GBP
Retailer 5£24,389 GBP
Retailer 10£25,284 GBP
MOH London£30,590 GBP
Retailer 8£34,839 GBP

23 data points across 16 retailers

15 retailers£19,629 GBP to £30,590 GBP

A
Cheapest Retailer
-
£19,629 GBP
A
Retailer 2
-
£19,737 GBP
View
A
Retailer 3
-
£20,078 GBP
View
B+
Retailer 4
-
£20,458 GBP
View
B+
Retailer 5
-
£20,775 GBP
View
Final sale: no returns
A
Retailer 6
-
£21,080 GBP
View
Retailer 7
-
£21,678 GBP
View
Price last confirmed 9 days ago
A
Retailer 8
-
£21,699 GBP
View
B+
Retailer 9
-
£22,762 GBP
View
B+
Retailer 10
-
£23,485 GBP
View
B+
Retailer 11
-
£23,695 GBP
View
B+
Retailer 12
-
£24,125 GBP
View
B+
Retailer 13
-
£24,389 GBP
View
B+
Retailer 14
-
£25,284 GBP
View
Most Expensive
B
MOH London
0748CBF09 · Nov 4
£30,590 GBP
View
14 more retailers have this diamond
Prices start from £19,629 GBPSave up to £10,961 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
£19,629 GBP