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5.03ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 534240518

Shape and cutting style on the report: Round brilliant

Certificate IGI 534240518

Diamond specifications and retailer prices

From £21,511 GBP
As of November 6, 2026
Save £5,127 GBP (19%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £26,638 GBP at Aurelinne · As of November 4, 2026
View at Aurelinne

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 534240518. Listed at 11 retailers as of November 4, 2026, with prices from £21,511 to £26,638, a £5,127 spread on the same certified stone. Aurelinne lists it at £26,638. 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

5.03
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.4°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 534240518
Dimensions11.07 × 11.10 × 6.68 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
11.07 mm11.10 mm5.03 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 534240518
Side View
Table 59.0%Crown 33.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.3%

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: £26,638 GBP|Low: £21,511 GBP|High: £26,638 GBP|Avg: £24,445 GBP
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 9£21,511 GBP
Retailer 6£21,559 GBP
Retailer 8£22,345 GBP
Retailer 5£23,678 GBP
Retailer 4£24,632 GBP
Retailer 7£24,863 GBP
Retailer 3£25,377 GBP
Retailer 10£25,652 GBP
Retailer 2£25,859 GBP
Retailer 11£26,355 GBP
Aurelinne£26,638 GBP

33 data points across 11 retailers

11 retailers£21,511 GBP to £26,638 GBP

A
Cheapest Retailer
-
£21,511 GBP
A
Retailer 2
-
£21,559 GBP
View
Retailer 3
-
£22,345 GBP
View
Price last confirmed 66 days ago
A
Retailer 4
-
£22,345 GBP
View
Retailer 5
-
£23,678 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£24,632 GBP
View
B+
Retailer 7
-
£24,863 GBP
View
B+
Retailer 8
-
£25,652 GBP
View
B+
Retailer 9
-
£25,859 GBP
View
B+
Retailer 10
-
£26,355 GBP
View
Most Expensive
B+
Aurelinne
7248068e-b273-44d3-b6d0-13ef7d4792d5 · Nov 4
£26,638 GBP
$35,853 USD
View
10 more retailers have this diamond
Prices start from £21,511 GBPSave up to £5,127 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
5.03ct Round
£21,511 GBP