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Round|Natural|GIA

0.30ct F I1 Round Natural Diamond

VG • F/I1 • GIA 6391135313

Certificate GIA 6391135313

Diamond specifications and retailer prices

From $364 NZD
HK$1,600 HKD
As of November 1, 2026
Save $1,582 NZD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,946 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 F colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 6391135313. Listed at 9 retailers as of November 1, 2026, with prices from $364 to $1,946, a $1,582 spread on the same certified stone. NZ Jewellers lists it at $1,946. 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
F
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6391135313
Dimensions4.25 × 4.28 × 2.62 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.25 mm4.28 mm0.30 ctF / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6391135313
Side View
Table 60.0%Crown 33°Girdle: NULPavilion 41.2°Culet: NoneDepth 61.4%

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: $735 NZD|Low: $441 NZD|High: $791 NZD|Avg: $635 NZD|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$445 NZD
Retailer 4$571 NZD
Retailer 5$648 NZD
Retailer 1$735 NZD
Retailer 3$791 NZD

17 data points across 5 retailers

9 retailers$364 NZD to $1,946 NZD

B+
Cheapest Retailer
-
$364 NZD
HK$1,600 HKD
B+
Retailer 2
-
$430 NZD
$242 USD
View
B+
Retailer 3
-
$462 NZD
$260 USD
View
B+
Retailer 4
-
$480 NZD
$270 USD
View
B+
Retailer 5
-
$571 NZD
$321 USD
View
B+
Retailer 6
-
$578 NZD
$325 USD
View
B
Retailer 7
-
$735 NZD
€394 EUR
View
B
Retailer 8
-
$791 NZD
$445 USD
View
Most Expensive
C
NZ Jewellers
bd603258-5191-4b1e-984b-1a7612e3994c · Nov 2
$1,946 NZD
$1,095 USD
View
8 more retailers have this diamond
Prices start from $364 NZDSave up to $1,582 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.

B+
0.30ct Round
$364 NZD