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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 $254 NZD
₹13,619 INR
As of November 1, 2026
Save $1,338 NZD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,592 NZD 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 $254 to $1,592, a $1,338 spread on the same certified stone. NZ Jewellers lists it at $1,592. 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: $619 NZD|Low: $251 NZD|High: $717 NZD|Avg: $450 NZD|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2$254 NZD
Retailer 5$318 NZD
Retailer 3$353 NZD
Retailer 4$453 NZD
Retailer 1$619 NZD
Retailer 6$717 NZD

15 data points across 6 retailers

10 retailers$254 NZD to $1,592 NZD

A
Cheapest Retailer
-
$254 NZD
₹13,619 INR
B+
Retailer 2
-
$318 NZD
HK$1,400 HKD
View
B+
Retailer 3
-
$351 NZD
$198 USD
View
B+
Retailer 4
-
$378 NZD
$213 USD
View
B+
Retailer 5
-
$392 NZD
$221 USD
View
Retailer 6
-
$439 NZD
$248 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$453 NZD
$255 USD
View
B+
Retailer 8
-
$474 NZD
$267 USD
View
B+
Retailer 9
-
$619 NZD
€332 EUR
View
Most Expensive
C
NZ Jewellers
0f82bebe-1f58-4c2c-8c0e-5f3c0459012d · Nov 2
$1,592 NZD
$897 USD
View
9 more retailers have this diamond
Prices start from $254 NZDSave up to $1,338 NZD

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
$254 NZD