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Round|Natural|GIA

0.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7346263261

Certificate GIA 7346263261

Diamond specifications and retailer prices

From £133 GBP
As of November 6, 2026
Save £588 GBP (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £721 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.3ct natural round diamond

This 0.3ct 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 7346263261. Listed at 15 retailers as of November 4, 2026, with prices from £133 to £721, a £588 spread on the same certified stone. NZ Jewellers lists it at £721. 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

0.30
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7346263261
Dimensions4.29 × 4.27 × 2.66 mm
L/W Ratio1.00
Top View
4.29 mm4.27 mm0.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7346263261
Side View
Table 59.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 62.2%

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 6
Current: £721 GBP|Low: £133 GBP|High: £879 GBP|Avg: £305 GBP|-3.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 4£133 GBP
Retailer 14£159 GBP
Retailer 10£169 GBP
Retailer 6£177 GBP
Retailer 2£178 GBP
Retailer 13£214 GBP
Retailer 11£237 GBP
Retailer 3£256 GBP
Retailer 9£256 GBP
Retailer 7£297 GBP
Retailer 8£320 GBP
Retailer 12£320 GBP
Retailer 5£379 GBP
NZ Jewellers£721 GBP

25 data points across 14 retailers

15 retailers£133 GBP to £721 GBP

A
Cheapest Retailer
-
£133 GBP
A
Retailer 2
-
£159 GBP
View
A
Retailer 3
-
£169 GBP
View
Retailer 4
-
£177 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£178 GBP
View
B+
Retailer 6
-
£214 GBP
View
B+
Retailer 7
-
£237 GBP
View
B+
Retailer 8
-
£256 GBP
View
B+
Retailer 9
-
£256 GBP
View
B
Retailer 10
-
£297 GBP
View
B+
Retailer 11
-
£320 GBP
View
B+
Retailer 12
-
£320 GBP
View
B
Retailer 13
-
£327 GBP
View
B
Retailer 14
-
£379 GBP
View
Most Expensive
B
NZ Jewellers
75a13736-e2fe-4838-b6f8-736725cee021 · Nov 4
£721 GBP
$970 USD
View
14 more retailers have this diamond
Prices start from £133 GBPSave up to £588 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
0.30ct Round
£133 GBP