Round|Natural|GIA

0.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6485895532

Certificate GIA 6485895532

Diamond specifications and retailer prices

From €438 EUR
As of November 6, 2026
Save €1,015 EUR (70%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,453 EUR at NZ Jewellers · As of November 6, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6485895532. Listed at 17 retailers as of November 6, 2026, with prices from €438 to €1,453, a €1,015 spread on the same certified stone. NZ Jewellers lists it at €1,453. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6485895532
Dimensions5.11 × 5.10 × 3.15 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.11 mm5.10 mm0.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6485895532
Side View
Table 57.0%Crown 34.5°Girdle: ThickPavilion 41°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €540 EUR|Low: €470 EUR|High: €1,083 EUR|Avg: €645 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 11€470 EUR
Retailer 2€499 EUR
Retailer 3€515 EUR
Retailer 1€540 EUR
Retailer 6€543 EUR
Retailer 8€571 EUR
Retailer 4€591 EUR
Retailer 5€639 EUR
Retailer 12€640 EUR
Retailer 9€688 EUR
Retailer 10€718 EUR
Retailer 7€1,064 EUR

44 data points across 12 retailers

17 retailers€438 EUR to €1,453 EUR

A
Cheapest Retailer
-
€438 EUR
B+
Retailer 2
-
€463 EUR
View
B+
Retailer 3
-
€470 EUR
View
B+
Retailer 4
-
€499 EUR
View
B+
Retailer 5
-
€499 EUR
View
B+
Retailer 6
-
€535 EUR
View
B+
Retailer 7
-
€540 EUR
View
B+
Retailer 8
-
€543 EUR
View
B+
Retailer 9
-
€571 EUR
View
B+
Retailer 10
-
€580 EUR
View
B+
Retailer 11
-
€591 EUR
View
B
Retailer 12
-
€639 EUR
View
B
Retailer 13
-
€640 EUR
View
B+
Retailer 14
-
€688 EUR
View
B
Retailer 15
-
€718 EUR
View
B
Retailer 16
-
€1,064 EUR
View
Most Expensive
B
NZ Jewellers
796b82b4-4411-4ffc-8253-31de5be50aff · Nov 6
€1,453 EUR
$1,622 USD
View
16 more retailers have this diamond
Prices start from €438 EURSave up to €1,015 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
€438 EUR