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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 $143 USD
₹13,619 INR
As of October 30, 2026
Save $754 USD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $897 USD at NZ Jewellers · As of October 29, 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 October 29, 2026, with prices from $143 to $897, a $754 spread on the same certified stone. NZ Jewellers lists it at $897. 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
Color
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: Oct 30
Current: $351 USD|Low: $142 USD|High: $404 USD|Avg: $254 USD|+4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2$143 USD
Retailer 5$179 USD
Retailer 3$199 USD
Retailer 4$255 USD
Retailer 1$351 USD
Retailer 6$404 USD

15 data points across 6 retailers

10 retailers$143 USD to $897 USD

A
Cheapest Retailer
-
$143 USD
₹13,619 INR
B+
Retailer 2
-
$179 USD
HK$1,400 HKD
View
B+
Retailer 3
-
$198 USD
View
B+
Retailer 4
-
$213 USD
View
B+
Retailer 5
-
$221 USD
View
B+
Retailer 6
-
$248 USD
View
B+
Retailer 7
-
$255 USD
View
B+
Retailer 8
-
$267 USD
View
B
Retailer 9
-
$351 USD
€334 EUR
View
Most Expensive
C
NZ Jewellers
0f82bebe-1f58-4c2c-8c0e-5f3c0459012d · Oct 29
$897 USD
View
9 more retailers have this diamond
Prices start from $143 USDSave up to $754 USD

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
$143 USD