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Round|Natural|GIA

3.03ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 5563445412

Certificate GIA 5563445412

Diamond specifications and retailer prices

From £29,147 GBP
As of November 5, 2026
Save £20,966 GBP (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £50,113 GBP at With Clarity · As of November 5, 2026
View at With Clarity

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5563445412. Listed at 10 retailers as of November 5, 2026, with prices from £29,147 to £50,113, a £20,966 spread on the same certified stone. With Clarity lists it at £50,113. 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

3.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5563445412
Dimensions9.32 × 9.27 × 5.70 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
9.32 mm9.27 mm3.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5563445412
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

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 5
Current: £33,151 GBP|Low: £25,820 GBP|High: £50,113 GBP|Avg: £30,323 GBP|+7.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
November 6, 2026
Retailer 6£25,820 GBP
Retailer 8£28,332 GBP
Retailer 5£29,147 GBP
Retailer 7£29,645 GBP
Retailer 9£30,590 GBP
Retailer 2£31,047 GBP
Retailer 10£31,560 GBP
Retailer 1£33,151 GBP
Retailer 3£34,412 GBP
Retailer 4£36,996 GBP
With Clarity£50,113 GBP

18 data points across 11 retailers

10 retailers£29,147 GBP to £50,113 GBP

Retailer 1
-
£25,820 GBP
Price last confirmed 9 days ago
A
Retailer 2
-
£29,147 GBP
View
A
Retailer 3
-
£29,645 GBP
View
A
Retailer 4
-
£30,590 GBP
View
Retailer 5
-
£31,047 GBP
View
Price last confirmed 14 days ago
Retailer 6
-
£31,560 GBP
View
Price last confirmed 13 days ago
B+
Retailer 7
-
£33,151 GBP
View
B+
Retailer 8
-
£34,412 GBP
View
B+
Retailer 9
-
£36,996 GBP
View
Most Expensive
B
With Clarity
5563445412 · Nov 5
£50,113 GBP
$67,448 USD
View
9 more retailers have this diamond
Prices start from £29,147 GBPSave up to £20,966 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 Round
£29,147 GBP