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Round|Natural|GIA

0.30ct K SI2 Round Natural Diamond

GD • K/SI2 • GIA 6392057886

Certificate GIA 6392057886

Diamond specifications and retailer prices

From $228 NZD
As of November 4, 2026
Save $1,226 NZD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,453 NZD at NZ Jewellers · As of November 4, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 6392057886. Listed at 15 retailers as of November 4, 2026, with prices from $228 to $1,453, a $1,226 spread on the same certified stone. NZ Jewellers lists it at $1,453. 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
K
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle32.5°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 6392057886
Dimensions4.32 × 4.30 × 2.55 mm
L/W Ratio1.00
Top View
4.32 mm4.30 mm0.30 ctK / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6392057886
Side View
Table 62.0%Crown 32.5°Girdle: MED-VTKPavilion 40°Culet: NoneDepth 59.2%

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 4
Current: $347 NZD|Low: $224 NZD|High: $749 NZD|Avg: $499 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$228 NZD
Retailer 1$347 NZD
Retailer 2$370 NZD
Retailer 7$406 NZD
Retailer 4$464 NZD
Retailer 10$484 NZD
Retailer 9$551 NZD
Retailer 3$576 NZD
Retailer 8$692 NZD
Retailer 5$738 NZD

40 data points across 10 retailers

15 retailers$228 NZD to $1,453 NZD

B+
Cheapest Retailer
-
$228 NZD
B+
Retailer 2
-
$272 NZD
View
B+
Retailer 3
-
$320 NZD
View
Retailer 4
-
$345 NZD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$347 NZD
View
B+
Retailer 6
-
$358 NZD
View
B+
Retailer 7
-
$370 NZD
View
B+
Retailer 8
-
$393 NZD
View
B+
Retailer 9
-
$406 NZD
View
B+
Retailer 10
-
$432 NZD
View
B+
Retailer 11
-
$464 NZD
View
B+
Retailer 12
-
$551 NZD
View
B+
Retailer 13
-
$576 NZD
View
B
Retailer 14
-
$738 NZD
View
Most Expensive
C
NZ Jewellers
b192d2b8-e5aa-49c5-911a-d562278d4dec · Nov 4
$1,453 NZD
$817 USD
View
14 more retailers have this diamond
Prices start from $228 NZDSave up to $1,226 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
$228 NZD