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Round|Natural|GIA

0.30ct J I1 Round Natural Diamond

EX • J/I1 • GIA 2414857661

Certificate GIA 2414857661

Diamond specifications and retailer prices

From $296 NZD
HK$1,300 HKD
As of November 1, 2026
Save $1,270 NZD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,566 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 2414857661. Listed at 9 retailers as of November 1, 2026, with prices from $296 to $1,566, a $1,270 spread on the same certified stone. NZ Jewellers lists it at $1,566. 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
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2414857661
Dimensions4.38 × 4.39 × 2.61 mm
L/W Ratio1.00
Star length45%
Lower girdle75%
Top View
4.38 mm4.39 mm0.30 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2414857661
Side View
Table 60.0%Crown 33°Girdle: NULPavilion 40.8°Culet: NoneDepth 59.4%

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: $612 NZD|Low: $343 NZD|High: $713 NZD|Avg: $526 NZD|+3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$346 NZD
Retailer 3$444 NZD
Retailer 5$522 NZD
Retailer 1$612 NZD
Retailer 4$713 NZD

20 data points across 5 retailers

9 retailers$296 NZD to $1,566 NZD

A
Cheapest Retailer
-
$296 NZD
HK$1,300 HKD
B+
Retailer 2
-
$345 NZD
$194 USD
View
B+
Retailer 3
-
$371 NZD
$209 USD
View
B+
Retailer 4
-
$386 NZD
$217 USD
View
Retailer 5
-
$431 NZD
$242 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$444 NZD
$250 USD
View
B+
Retailer 7
-
$466 NZD
$262 USD
View
B+
Retailer 8
-
$612 NZD
€328 EUR
View
Most Expensive
C
NZ Jewellers
75318484-01d8-401c-8d42-976656b53824 · Nov 2
$1,566 NZD
$881 USD
View
8 more retailers have this diamond
Prices start from $296 NZDSave up to $1,270 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
$296 NZD