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Round|Natural|GIA

0.50ct J I1 Round Natural Diamond

GD • J/I1 • GIA 7431390961

Certificate GIA 7431390961

Diamond specifications and retailer prices

From $528 AUD
HK$2,900 HKD
As of November 1, 2026
Save $1,840 AUD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,369 AUD at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and I1 clarity (included), with a standard cut grade and certified by GIA 7431390961. Listed at 9 retailers as of October 30, 2026, with prices from $528 to $2,369, a $1,840 spread on the same certified stone. NZ Jewellers lists it at $2,369. 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
J
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle37°
Pavilion angle39°
OriginNatural
Grading LabGIA
CertificateGIA 7431390961
Dimensions4.93 × 4.95 × 3.20 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
4.93 mm4.95 mm0.50 ctJ / I1
OriginNatural
CutGood
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 7431390961
Side View
Table 50.0%Crown 37°GirdlePavilion 39°Culet: NoneDepth 64.7%

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 1
Current: $994 AUD|Low: $528 AUD|High: $1,002 AUD|Avg: $810 AUD|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$528 AUD
Retailer 2$679 AUD
Retailer 3$871 AUD
Retailer 5$871 AUD
Retailer 6$929 AUD
Retailer 1$994 AUD

24 data points across 6 retailers

9 retailers$528 AUD to $2,369 AUD

B+
Cheapest Retailer
-
$528 AUD
HK$2,900 HKD
B
Retailer 2
-
$618 AUD
$434 USD
View
B
Retailer 3
-
$666 AUD
$468 USD
View
B
Retailer 4
-
$666 AUD
$468 USD
View
B
Retailer 5
-
$713 AUD
$501 USD
View
B
Retailer 6
-
$846 AUD
$594 USD
View
B
Retailer 7
-
$871 AUD
$612 USD
View
B
Retailer 8
-
$994 AUD
€665 EUR
View
Most Expensive
C
NZ Jewellers
1c7639bb-69cc-495f-a0b5-24b4f72b7a6a · Oct 30
$2,369 AUD
$1,664 USD
View
8 more retailers have this diamond
Prices start from $528 AUDSave up to $1,840 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.

B+
0.50ct Round
$528 AUD