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Round|Natural|GIA

0.50ct K I1 Round Natural Diamond

VG • K/I1 • GIA 6521990496

Certificate GIA 6521990496

Diamond specifications and retailer prices

From $279 AUD
As of November 5, 2026
Save $1,478 AUD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,757 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 I1 clarity (included), with a very-good cut grade and certified by GIA 6521990496. Listed at 9 retailers as of November 4, 2026, with prices from $279 to $1,757, a $1,478 spread on the same certified stone. NZ Jewellers lists it at $1,757. 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
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 6521990496
Dimensions4.97 × 4.91 × 3.18 mm
L/W Ratio1.01
Top View
4.97 mm4.91 mm0.50 ctK / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6521990496
Side View
Table 57.0%Crown 38°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.4%

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 5
Current: $1,757 AUD|Low: $279 AUD|High: $1,893 AUD|Avg: $631 AUD|-7.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$279 AUD
Retailer 9$329 AUD
Retailer 4$389 AUD
Retailer 8$417 AUD
Retailer 5$430 AUD
Retailer 2$523 AUD
Retailer 7$684 AUD
Retailer 6$741 AUD
NZ Jewellers$1,757 AUD

45 data points across 9 retailers

9 retailers$279 AUD to $1,757 AUD

A
Cheapest Retailer
-
$279 AUD
B+
Retailer 2
-
$329 AUD
View
B+
Retailer 3
-
$389 AUD
View
Retailer 4
-
$417 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$430 AUD
View
B+
Retailer 6
-
$523 AUD
View
B
Retailer 7
-
$684 AUD
View
B
Retailer 8
-
$741 AUD
View
Most Expensive
C
NZ Jewellers
f5feaaa7-fd53-48e0-aa39-7eac8b79c43e · Nov 4
$1,757 AUD
$1,230 USD
View
8 more retailers have this diamond
Prices start from $279 AUDSave up to $1,478 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
$279 AUD