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Round|Natural|GIA

0.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7566281856

Certificate GIA 7566281856

Diamond specifications and retailer prices

From $233 NZD
As of November 6, 2026
Save $1,309 NZD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,542 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7566281856. Listed at 17 retailers as of November 4, 2026, with prices from $233 to $1,542, a $1,309 spread on the same certified stone. NZ Jewellers lists it at $1,542. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.30
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7566281856
Dimensions4.38 × 4.35 × 2.66 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal
Top View
4.38 mm4.35 mm0.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7566281856
Side View
Table 56.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.9%

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 6
Current: $1,542 NZD|Low: $233 NZD|High: $1,565 NZD|Avg: $543 NZD|-0.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 2$233 NZD
Retailer 15$251 NZD
Retailer 9$295 NZD
Retailer 7$340 NZD
Retailer 13$370 NZD
Retailer 8$372 NZD
Retailer 10$381 NZD
Retailer 17$455 NZD
Retailer 4$473 NZD
Retailer 14$495 NZD
Retailer 3$530 NZD
Retailer 12$569 NZD
Retailer 16$612 NZD
Retailer 11$680 NZD
Retailer 6$715 NZD
Retailer 5$784 NZD
NZ Jewellers$1,542 NZD

18 data points across 17 retailers

17 retailers$233 NZD to $1,542 NZD

A
Cheapest Retailer
-
$233 NZD
A
Retailer 2
-
$251 NZD
View
A
Retailer 3
-
$295 NZD
View
A
Retailer 4
-
$340 NZD
View
A
Retailer 5
-
$370 NZD
View
Retailer 6
-
$372 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$381 NZD
View
A
Retailer 8
-
$455 NZD
View
A
Retailer 9
-
$473 NZD
View
A
Retailer 10
-
$495 NZD
View
A
Retailer 11
-
$530 NZD
View
B+
Retailer 12
-
$569 NZD
View
B+
Retailer 13
-
$612 NZD
View
B+
Retailer 14
-
$680 NZD
View
B+
Retailer 15
-
$715 NZD
View
B+
Retailer 16
-
$784 NZD
View
Most Expensive
B
NZ Jewellers
27487429-aca4-45c3-a38f-b0dd9735acf0 · Nov 4
$1,542 NZD
$867 USD
View
16 more retailers have this diamond
Prices start from $233 NZDSave up to $1,309 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
$233 NZD