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Marquise|Natural|IGI

3.03ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 741518813

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 741518813

Diamond specifications and retailer prices

From £16,132 GBP
As of November 6, 2026
Save £9,083 GBP (36%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £25,215 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.03ct natural marquise diamond

This 3.03ct 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 741518813. Listed at 14 retailers as of November 4, 2026, with prices from £16,132 to £25,215, a £9,083 spread on the same certified stone. MOH London lists it at £25,215. 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

3.03
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38.6°
OriginNatural
Grading LabIGI
CertificateIGI 741518813
Dimensions14.79 × 7.56 × 4.57 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Top View
14.79 mm7.56 mm3.03 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 741518813
Side View
Table 61.0%Crown 35.6°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £25,215 GBP|Low: £15,956 GBP|High: £25,588 GBP|Avg: £19,625 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3£16,132 GBP
Retailer 8£16,428 GBP
Retailer 11£17,125 GBP
Retailer 6£17,869 GBP
Retailer 9£18,763 GBP
Retailer 10£19,358 GBP
Retailer 4£19,530 GBP
Retailer 2£19,803 GBP
Retailer 7£20,103 GBP
Retailer 5£22,934 GBP
MOH London£25,215 GBP

46 data points across 11 retailers

14 retailers£16,132 GBP to £25,215 GBP

Retailer 1
-
£13,687 GBP
Price last confirmed 117 days ago
B+
Retailer 2
-
£16,132 GBP
View
B+
Retailer 3
-
£16,428 GBP
View
B+
Retailer 4
-
£17,125 GBP
View
Final sale: no returns
Retailer 5
-
£17,869 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£17,869 GBP
View
Price last confirmed 21 days ago
B+
Retailer 7
-
£18,763 GBP
View
B+
Retailer 8
-
£19,358 GBP
View
B+
Retailer 9
-
£19,530 GBP
View
B+
Retailer 10
-
£19,803 GBP
View
B+
Retailer 11
-
£19,877 GBP
View
B+
Retailer 12
-
£20,103 GBP
View
B+
Retailer 13
-
£22,934 GBP
View
Most Expensive
B+
MOH London
442213B92 · Nov 4
£25,215 GBP
View
13 more retailers have this diamond
Prices start from £16,132 GBPSave up to £9,083 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.

B+
3.03ct Marquise
£16,132 GBP