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Round|Natural|GIA

0.28ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2447743043

Certificate GIA 2447743043

Diamond specifications and retailer prices

From £109 GBP
As of November 4, 2026
Save £585 GBP (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £695 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.28ct natural round diamond

This 0.28ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2447743043. Listed at 10 retailers as of November 4, 2026, with prices from £109 to £695, a £585 spread on the same certified stone. NZ Jewellers lists it at £695. 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

0.28
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2447743043
Dimensions4.17 × 4.15 × 2.61 mm
L/W Ratio1.00
Top View
4.17 mm4.15 mm0.28 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2447743043
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £695 GBP|Low: £108 GBP|High: £695 GBP|Avg: £226 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6£109 GBP
Retailer 8£153 GBP
Retailer 4£156 GBP
Retailer 11£157 GBP
Retailer 7£165 GBP
Retailer 5£171 GBP
Retailer 10£177 GBP
Retailer 9£207 GBP
Retailer 3£307 GBP
Retailer 2£313 GBP
NZ Jewellers£695 GBP

22 data points across 11 retailers

10 retailers£109 GBP to £695 GBP

A
Cheapest Retailer
-
£109 GBP
A
Retailer 2
-
£153 GBP
View
A
Retailer 3
-
£156 GBP
View
Retailer 4
-
£165 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£171 GBP
View
B+
Retailer 6
-
£177 GBP
View
B+
Retailer 7
-
£207 GBP
View
B
Retailer 8
-
£313 GBP
View
B
Retailer 9
-
£394 GBP
View
Most Expensive
B
NZ Jewellers
0a6a1fb1-9f2c-4358-b517-0c2bf6dc735e · Nov 4
£695 GBP
$935 USD
View
9 more retailers have this diamond
Prices start from £109 GBPSave up to £585 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
0.28ct Round
£109 GBP