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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6561630931

Certificate GIA 6561630931

Diamond specifications and retailer prices

From €249 EUR
As of November 2, 2026
Save €1,050 EUR (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,300 EUR at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561630931. Listed at 7 retailers as of November 2, 2026, with prices from €249 to €1,300, a €1,050 spread on the same certified stone. NZ Jewellers lists it at €1,300. 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

0.50
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6561630931
Dimensions5.11 × 5.07 × 3.19 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
5.11 mm5.07 mm0.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561630931
Side View
Table 55.0%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 62.8%

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 2
Current: €1,300 EUR|Low: €249 EUR|High: €1,300 EUR|Avg: €578 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 3€249 EUR
Retailer 4€360 EUR
Retailer 2€439 EUR
Retailer 7€478 EUR
Retailer 5€556 EUR
Retailer 6€782 EUR
NZ Jewellers€1,300 EUR

11 data points across 7 retailers

7 retailers€249 EUR to €1,300 EUR

A
Cheapest Retailer
-
€249 EUR
A
Retailer 2
-
€360 EUR
View
B+
Retailer 3
-
€439 EUR
View
B+
Retailer 4
-
€478 EUR
View
B+
Retailer 5
-
€556 EUR
View
B
Retailer 6
-
€782 EUR
View
Most Expensive
C
NZ Jewellers
19bb4cf2-b709-4fce-a99e-d88d807ae5f9 · Nov 2
€1,300 EUR
$1,459 USD
View
6 more retailers have this diamond
Prices start from €249 EURSave up to €1,050 EUR

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
0.50ct Round
€249 EUR