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Round|Natural|GIA

0.28ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1333459802

Certificate GIA 1333459802

Diamond specifications and retailer prices

From $247 NZD
As of November 4, 2026
Save $1,313 NZD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,560 NZD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.28ct natural round diamond

This 0.28ct 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 1333459802. Listed at 10 retailers as of November 4, 2026, with prices from $247 to $1,560, a $1,313 spread on the same certified stone. NZ Jewellers lists it at $1,560. 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

0.28
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1333459802
Dimensions4.28 × 4.25 × 2.56 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.28 mm4.25 mm0.28 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1333459802
Side View
Table 60.0%Crown 31.5°Girdle: THN-MEDPavilion 41.8°Culet: NoneDepth 60.1%

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 4
Current: $1,560 NZD|Low: $244 NZD|High: $1,560 NZD|Avg: $514 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$247 NZD
Retailer 8$345 NZD
Retailer 4$347 NZD
Retailer 11$349 NZD
Retailer 7$370 NZD
Retailer 5$384 NZD
Retailer 10$397 NZD
Retailer 9$464 NZD
Retailer 2$713 NZD
Retailer 3$715 NZD
NZ Jewellers$1,560 NZD

20 data points across 11 retailers

10 retailers$247 NZD to $1,560 NZD

A
Cheapest Retailer
-
$247 NZD
A
Retailer 2
-
$345 NZD
View
A
Retailer 3
-
$347 NZD
View
Retailer 4
-
$370 NZD
View
Price last confirmed 8 days ago
Retailer 5
-
$374 NZD
View
Price last confirmed 43 days ago
A
Retailer 6
-
$384 NZD
View
A
Retailer 7
-
$397 NZD
View
B+
Retailer 8
-
$464 NZD
View
B
Retailer 9
-
$713 NZD
View
Most Expensive
B
NZ Jewellers
5b400fe9-67f0-4494-a134-b1020e23b612 · Nov 4
$1,560 NZD
$877 USD
View
9 more retailers have this diamond
Prices start from $247 NZDSave up to $1,313 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
0.28ct Round
$247 NZD