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Round|Natural|GIA

0.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 2245075877

Certificate GIA 2245075877

Diamond specifications and retailer prices

From £132 GBP
As of November 4, 2026
Save £468 GBP (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £600 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2245075877. Listed at 13 retailers as of November 4, 2026, with prices from £132 to £600, a £468 spread on the same certified stone. NZ Jewellers lists it at £600. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2245075877
Dimensions4.29 × 4.30 × 2.66 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal
Top View
4.29 mm4.30 mm0.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245075877
Side View
Table 57.0%Crown 31.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.0%

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: £600 GBP|Low: £132 GBP|High: £664 GBP|Avg: £237 GBP|-9.6%
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
November 6, 2026
Retailer 8£132 GBP
Retailer 12£143 GBP
Retailer 2£148 GBP
Retailer 4£178 GBP
Retailer 13£183 GBP
Retailer 7£192 GBP
Retailer 5£204 GBP
Retailer 9£206 GBP
Retailer 11£229 GBP
Retailer 10£242 GBP
Retailer 3£260 GBP
Retailer 6£267 GBP
NZ Jewellers£600 GBP

39 data points across 13 retailers

13 retailers£132 GBP to £600 GBP

A
Cheapest Retailer
-
£132 GBP
Retailer 2
-
£143 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£148 GBP
View
A
Retailer 4
-
£178 GBP
View
A
Retailer 5
-
£183 GBP
View
B+
Retailer 6
-
£192 GBP
View
B+
Retailer 7
-
£204 GBP
View
B+
Retailer 8
-
£206 GBP
View
B+
Retailer 9
-
£229 GBP
View
B+
Retailer 10
-
£242 GBP
View
B
Retailer 11
-
£260 GBP
View
B
Retailer 12
-
£267 GBP
View
Most Expensive
B
NZ Jewellers
29ee5198-e46c-465c-9088-c93e2d0c716d · Nov 4
£600 GBP
$808 USD
View
12 more retailers have this diamond
Prices start from £132 GBPSave up to £468 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
£132 GBP