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0.52ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 578335651

Shape and cutting style on the report: Round brilliant

Certificate IGI 578335651

Diamond specifications and retailer prices

From $669 NZD
As of November 6, 2026
Save $1,688 NZD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,358 NZD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.52ct natural round diamond

This 0.52ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 578335651. Listed at 12 retailers as of November 4, 2026, with prices from $669 to $2,358, a $1,688 spread on the same certified stone. NZ Jewellers lists it at $2,358. 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

0.52
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.1°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 578335651
Dimensions5.13 × 5.18 × 3.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.13 mm5.18 mm0.52 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 578335651
Side View
Table 57.0%Crown 35.1°GirdlePavilion 41.1°Culet: NoneDepth 62.5%

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: $2,358 NZD|Low: $653 NZD|High: $2,358 NZD|Avg: $943 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$669 NZD
Retailer 7$676 NZD
Retailer 3$700 NZD
Retailer 10$704 NZD
Retailer 5$722 NZD
Retailer 11$754 NZD
Retailer 8$806 NZD
Retailer 6$943 NZD
Retailer 4$987 NZD
Retailer 9$1,200 NZD
NZ Jewellers$2,358 NZD

35 data points across 11 retailers

12 retailers$669 NZD to $2,358 NZD

A
Cheapest Retailer
-
$669 NZD
A
Retailer 2
-
$676 NZD
View
A
Retailer 3
-
$700 NZD
View
A
Retailer 4
-
$704 NZD
View
B+
Retailer 5
-
$722 NZD
View
B+
Retailer 6
-
$754 NZD
View
A
Retailer 7
-
$806 NZD
View
B+
Retailer 8
-
$943 NZD
View
B+
Retailer 9
-
$987 NZD
View
B+
Retailer 10
-
$1,057 NZD
View
B+
Retailer 11
-
$1,200 NZD
View
Most Expensive
C
NZ Jewellers
1d8f46cf-dd71-464d-8113-816e7a7612b8 · Nov 4
$2,358 NZD
$1,307 USD
View
11 more retailers have this diamond
Prices start from $669 NZDSave up to $1,688 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
0.52ct Round
$669 NZD