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Round|Natural|GIA

0.30ct J I1 Round Natural Diamond

EX • J/I1 • GIA 6425564498

Certificate GIA 6425564498

Diamond specifications and retailer prices

From €127 EUR
₹13,619 INR
As of November 1, 2026
Save €672 EUR (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €800 EUR at NZ Jewellers · As of November 2, 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 J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6425564498. Listed at 10 retailers as of November 1, 2026, with prices from €127 to €800, a €672 spread on the same certified stone. NZ Jewellers lists it at €800. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.30
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6425564498
Dimensions4.31 × 4.33 × 2.68 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
4.31 mm4.33 mm0.30 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6425564498
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.0%

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 1
Current: €311 EUR|Low: €126 EUR|High: €360 EUR|Avg: €226 EUR|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2€127 EUR
Retailer 5€160 EUR
Retailer 3€177 EUR
Retailer 4€227 EUR
Retailer 1€311 EUR
Retailer 6€360 EUR

14 data points across 6 retailers

10 retailers€127 EUR to €800 EUR

A
Cheapest Retailer
-
€127 EUR
₹13,619 INR
B+
Retailer 2
-
€160 EUR
HK$1,400 HKD
View
B+
Retailer 3
-
€177 EUR
$198 USD
View
B+
Retailer 4
-
€190 EUR
$213 USD
View
B+
Retailer 5
-
€197 EUR
$221 USD
View
Retailer 6
-
€221 EUR
$248 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
€227 EUR
$255 USD
View
B+
Retailer 8
-
€238 EUR
$267 USD
View
B+
Retailer 9
-
€311 EUR
View
Most Expensive
C
NZ Jewellers
0f82bebe-1f58-4c2c-8c0e-5f3c0459012d · Nov 2
€800 EUR
$897 USD
View
9 more retailers have this diamond
Prices start from €127 EURSave up to €672 EUR

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
€127 EUR