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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

VG • K/SI2 • GIA 6385287766

Certificate GIA 6385287766

Diamond specifications and retailer prices

From £199 GBP
As of November 4, 2026
Save £799 GBP (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £999 GBP 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 6385287766. Listed at 17 retailers as of November 4, 2026, with prices from £199 to £999, a £799 spread on the same certified stone. NZ Jewellers lists it at £999. 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
SymmetryGood
FluorescenceFaint
Crown angle32.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6385287766
Dimensions5.12 × 5.07 × 3.12 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.12 mm5.07 mm0.50 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 6385287766
Side View
Table 57.0%Crown 32.5°Girdle: ThickPavilion 41°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £275 GBP|Low: £199 GBP|High: £609 GBP|Avg: £365 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5£199 GBP
Retailer 6£271 GBP
Retailer 1£275 GBP
Retailer 9£281 GBP
Retailer 3£332 GBP
Retailer 4£348 GBP
Retailer 2£361 GBP
Retailer 10£406 GBP
Retailer 8£429 GBP
Retailer 7£600 GBP

43 data points across 10 retailers

17 retailers£199 GBP to £999 GBP

A
Cheapest Retailer
-
£199 GBP
B+
Retailer 2
-
£218 GBP
View
B+
Retailer 3
-
£261 GBP
View
B+
Retailer 4
-
£271 GBP
View
B+
Retailer 5
-
£275 GBP
View
Retailer 6
-
£281 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£291 GBP
View
B+
Retailer 8
-
£301 GBP
View
B+
Retailer 9
-
£332 GBP
View
B+
Retailer 10
-
£348 GBP
View
B+
Retailer 11
-
£351 GBP
View
B+
Retailer 12
-
£357 GBP
View
B+
Retailer 13
-
£361 GBP
View
B+
Retailer 14
-
£406 GBP
View
B+
Retailer 15
-
£429 GBP
View
B
Retailer 16
-
£600 GBP
View
Most Expensive
C
NZ Jewellers
8b2c933e-0414-4a43-b860-3dbc4d1ab1a2 · Nov 4
£999 GBP
$1,344 USD
View
16 more retailers have this diamond
Prices start from £199 GBPSave up to £799 GBP

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
£199 GBP