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Round|Natural|GIA

3.03ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5242080568

Certificate GIA 5242080568

Diamond specifications and retailer prices

From £18,054 GBP
€23,142 EUR
As of November 5, 2026
1 retailer carries this diamond
Only listing: £18,054 GBP at Yorxs
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Yorxs

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5242080568. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5242080568
Dimensions9.23 × 9.21 × 5.81 mm
L/W Ratio1.00
Top View
9.23 mm9.21 mm3.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5242080568
Side View
Table 57.0%CrownGirdlePavilionCuletDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £18,054 GBP|Low: £18,054 GBP|High: £18,279 GBP|Avg: £18,153 GBP|-0.4%
November 5, 2026
Yorxs£18,054 GBP

4 data points across 1 retailer

1 retailer

B+
Yorxs
622002054 · Nov 5
£18,054 GBP
€23,142 EUR
View

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 Round
£18,054 GBP