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Round|Natural|GIA

0.30ct J I1 Round Natural Diamond

GD • J/I1 • GIA 2414819783

Certificate GIA 2414819783

Diamond specifications and retailer prices

From $237 AUD
HK$1,300 HKD
As of November 1, 2026
Save $1,017 AUD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,254 AUD 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 standard cut grade and certified by GIA 2414819783. Listed at 9 retailers as of November 1, 2026, with prices from $237 to $1,254, a $1,017 spread on the same certified stone. NZ Jewellers lists it at $1,254. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.30
Carat
J
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle40°
Pavilion angle39.4°
OriginNatural
Grading LabGIA
CertificateGIA 2414819783
Dimensions4.07 × 4.14 × 2.70 mm
L/W Ratio1.02
Star length45%
Lower girdle80%
Top View
4.07 mm4.14 mm0.30 ctJ / I1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2414819783
Side View
Table 56.0%Crown 40°Girdle: NULPavilion 39.4°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $490 AUD|Low: $275 AUD|High: $571 AUD|Avg: $421 AUD|+3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$277 AUD
Retailer 3$355 AUD
Retailer 5$418 AUD
Retailer 1$490 AUD
Retailer 4$571 AUD

20 data points across 5 retailers

9 retailers$237 AUD to $1,254 AUD

B+
Cheapest Retailer
-
$237 AUD
HK$1,300 HKD
B+
Retailer 2
-
$276 AUD
$194 USD
View
B+
Retailer 3
-
$298 AUD
$209 USD
View
B+
Retailer 4
-
$309 AUD
$217 USD
View
B
Retailer 5
-
$345 AUD
$242 USD
View
B
Retailer 6
-
$355 AUD
$250 USD
View
B
Retailer 7
-
$373 AUD
$262 USD
View
B
Retailer 8
-
$490 AUD
€328 EUR
View
Most Expensive
C
NZ Jewellers
e7abdf69-9d8f-4cab-985b-e3975dfe6b5f · Nov 2
$1,254 AUD
$881 USD
View
8 more retailers have this diamond
Prices start from $237 AUDSave up to $1,017 AUD

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.

B+
0.30ct Round
$237 AUD