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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

GD • K/SI2 • GIA 1399361936

Certificate GIA 1399361936

Diamond specifications and retailer prices

From €288 EUR
As of November 6, 2026
Save €1,136 EUR (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,423 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 standard cut grade and certified by GIA 1399361936. Listed at 15 retailers as of November 4, 2026, with prices from €288 to €1,423, a €1,136 spread on the same certified stone. NZ Jewellers lists it at €1,423. 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
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1399361936
Dimensions4.88 × 4.82 × 3.22 mm
L/W Ratio1.01
Key to symbols
Crystal
Top View
4.88 mm4.82 mm0.50 ctK / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1399361936
Side View
Table 57.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 66.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,423 EUR|Low: €284 EUR|High: €1,423 EUR|Avg: €455 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 3€288 EUR
Retailer 8€309 EUR
Retailer 6€330 EUR
Retailer 7€331 EUR
Retailer 15€372 EUR
Retailer 9€388 EUR
Retailer 2€391 EUR
Retailer 13€399 EUR
Retailer 16€399 EUR
Retailer 12€428 EUR
Retailer 10€452 EUR
Retailer 5€488 EUR
Retailer 4€513 EUR
Retailer 14€595 EUR
Retailer 11€856 EUR
NZ Jewellers€1,423 EUR

30 data points across 16 retailers

15 retailers€288 EUR to €1,423 EUR

B+
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
-
€391 EUR
View
B+
Retailer 7
-
€399 EUR
View
Retailer 8
-
€399 EUR
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€428 EUR
View
B+
Retailer 10
-
€452 EUR
View
B+
Retailer 11
-
€488 EUR
View
B
Retailer 12
-
€513 EUR
View
B
Retailer 13
-
€595 EUR
View
C
Retailer 14
-
€856 EUR
View
Most Expensive
C
NZ Jewellers
bf60f296-d71e-440b-ad05-f1bd41c69e39 · Nov 4
€1,423 EUR
$1,589 USD
View
14 more retailers have this diamond
Prices start from €288 EURSave up to €1,136 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.

B+
0.50ct Round
€288 EUR