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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

VG • K/SI2 • GIA 6315135316

Certificate GIA 6315135316

Diamond specifications and retailer prices

From €288 EUR
As of November 6, 2026
Save €1,137 EUR (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,424 EUR at NZ Jewellers · As of November 4, 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 very-good cut grade and certified by GIA 6315135316. Listed at 15 retailers as of November 4, 2026, with prices from €288 to €1,424, a €1,137 spread on the same certified stone. NZ Jewellers lists it at €1,424. 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

0.50
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6315135316
Dimensions4.96 × 4.90 × 3.19 mm
L/W Ratio1.01
Top View
4.96 mm4.90 mm0.50 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6315135316
Side View
Table 59.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.6%

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: €1,424 EUR|Low: €279 EUR|High: €1,424 EUR|Avg: €451 EUR
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
November 6, 2026
Retailer 16€288 EUR
Retailer 8€309 EUR
Retailer 7€322 EUR
Retailer 6€331 EUR
Retailer 15€372 EUR
Retailer 9€388 EUR
Retailer 2€392 EUR
Retailer 3€400 EUR
Retailer 14€400 EUR
Retailer 13€429 EUR
Retailer 10€453 EUR
Retailer 5€488 EUR
Retailer 4€513 EUR
Retailer 11€593 EUR
Retailer 12€857 EUR
NZ Jewellers€1,424 EUR

32 data points across 16 retailers

15 retailers€288 EUR to €1,424 EUR

A
Cheapest Retailer
-
€288 EUR
B+
Retailer 2
-
€309 EUR
View
B+
Retailer 3
-
€331 EUR
View
B+
Retailer 4
-
€372 EUR
View
B+
Retailer 5
-
€388 EUR
View
B+
Retailer 6
-
€392 EUR
View
B+
Retailer 7
-
€400 EUR
View
Retailer 8
-
€400 EUR
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€429 EUR
View
B+
Retailer 10
-
€453 EUR
View
B+
Retailer 11
-
€488 EUR
View
B+
Retailer 12
-
€513 EUR
View
B
Retailer 13
-
€593 EUR
View
B
Retailer 14
-
€857 EUR
View
Most Expensive
C
NZ Jewellers
134f384b-d80e-4dbc-9d1d-fa7ddd7c5a28 · Nov 4
€1,424 EUR
$1,590 USD
View
14 more retailers have this diamond
Prices start from €288 EURSave up to €1,137 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
€288 EUR