Marquise|Natural|IGI

3.03ct I IF Marquise Natural Diamond

VG • I/IF • IGI 801638798

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 801638798

Diamond specifications and retailer prices

From £25,028 GBP
As of November 4, 2026
Save £15,659 GBP (38%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £40,687 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 IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 801638798. Listed at 19 retailers as of November 4, 2026, with prices from £25,028 to £40,687, a £15,659 spread on the same certified stone. MOH London lists it at £40,687. 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
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38°
OriginNatural
Grading LabIGI
CertificateIGI 801638798
Dimensions14.74 × 7.53 × 4.51 mm
L/W Ratio1.96
Girdle conditionFaceted
Top View
14.74 mm7.53 mm3.03 ctI / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638798
Side View
Table 58.0%Crown 34.1°Girdle: MED-THKPavilion 38°Culet: NoneDepth 59.9%

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 4
Current: £40,687 GBP|Low: £24,329 GBP|High: £41,233 GBP|Avg: £30,185 GBP|-1.3%
MOH London
Retailer 2
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Retailer 20
November 5, 2026
Retailer 14£25,028 GBP
Retailer 8£25,800 GBP
Retailer 10£26,251 GBP
Retailer 11£26,430 GBP
Retailer 13£26,462 GBP
Retailer 2£27,192 GBP
Retailer 17£27,211 GBP
Retailer 4£27,970 GBP
Retailer 7£28,834 GBP
Retailer 18£30,035 GBP
Retailer 12£30,040 GBP
Retailer 6£30,505 GBP
Retailer 15£31,222 GBP
Retailer 20£31,237 GBP
Retailer 16£31,470 GBP
Retailer 9£32,105 GBP
Retailer 19£32,438 GBP
Retailer 3£33,863 GBP
Retailer 5£37,795 GBP
MOH London£40,687 GBP

27 data points across 20 retailers

19 retailers£25,028 GBP to £40,687 GBP

A
Cheapest Retailer
-
£25,028 GBP
A
Retailer 2
-
£25,800 GBP
View
A
Retailer 3
-
£26,251 GBP
View
A
Retailer 4
-
£26,430 GBP
View
Final sale: no returns
A
Retailer 5
-
£26,462 GBP
View
A
Retailer 6
-
£27,192 GBP
View
A
Retailer 7
-
£27,211 GBP
View
A
Retailer 8
-
£27,970 GBP
View
Retailer 9
-
£28,834 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£30,035 GBP
View
B+
Retailer 11
-
£30,040 GBP
View
B+
Retailer 12
-
£30,505 GBP
View
B+
Retailer 13
-
£31,222 GBP
View
B+
Retailer 14
-
£31,237 GBP
View
B+
Retailer 15
-
£31,470 GBP
View
B+
Retailer 16
-
£32,105 GBP
View
B+
Retailer 17
-
£32,438 GBP
View
B+
Retailer 18
-
£33,863 GBP
View
Most Expensive
B
MOH London
C0E7D1FD1 · Nov 4
£40,687 GBP
View
18 more retailers have this diamond
Prices start from £25,028 GBPSave up to £15,659 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
3.03ct Marquise
£25,028 GBP