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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 $383 AUD
As of November 4, 2026
Save $1,537 AUD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,920 AUD 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 $383 to $1,920, a $1,537 spread on the same certified stone. NZ Jewellers lists it at $1,920. 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

How it works →
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: $529 AUD|Low: $383 AUD|High: $1,171 AUD|Avg: $702 AUD
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$383 AUD
Retailer 6$521 AUD
Retailer 1$529 AUD
Retailer 9$540 AUD
Retailer 3$639 AUD
Retailer 4$670 AUD
Retailer 2$694 AUD
Retailer 10$781 AUD
Retailer 8$826 AUD
Retailer 7$1,154 AUD

43 data points across 10 retailers

17 retailers$383 AUD to $1,920 AUD

A
Cheapest Retailer
-
$383 AUD
B+
Retailer 2
-
$420 AUD
View
B+
Retailer 3
-
$501 AUD
View
B+
Retailer 4
-
$521 AUD
View
B+
Retailer 5
-
$529 AUD
View
Retailer 6
-
$540 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$559 AUD
View
B+
Retailer 8
-
$579 AUD
View
B+
Retailer 9
-
$639 AUD
View
B+
Retailer 10
-
$670 AUD
View
B+
Retailer 11
-
$674 AUD
View
B+
Retailer 12
-
$687 AUD
View
B+
Retailer 13
-
$694 AUD
View
B+
Retailer 14
-
$781 AUD
View
B+
Retailer 15
-
$826 AUD
View
B
Retailer 16
-
$1,154 AUD
View
Most Expensive
C
NZ Jewellers
8b2c933e-0414-4a43-b860-3dbc4d1ab1a2 · Nov 4
$1,920 AUD
$1,344 USD
View
16 more retailers have this diamond
Prices start from $383 AUDSave up to $1,537 AUD

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
$383 AUD