Oval|Natural|GIA

0.50ct J SI1 Oval Natural Diamond

GD • J/SI1 • GIA 6542340501

Certificate GIA 6542340501

Diamond specifications and retailer prices

From $641 AUD
$450 USD
As of October 31, 2026
Save $963 AUD (60%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,662 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural oval diamond

This 0.5ct natural oval sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 6542340501. Listed at 19 retailers as of October 31, 2026, with a 150% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542340501
Dimensions6.07 × 4.49 × 2.83 mm
L/W Ratio1.35
Top View
6.07 mm4.49 mm0.50 ctJ / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542340501
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.9%

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: Oct 31
Current: $853 AUD|Low: $587 AUD|High: $1,624 AUD|Avg: $961 AUD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$641 AUD
Retailer 6$735 AUD
Retailer 3$747 AUD
Retailer 11$811 AUD
Retailer 1$853 AUD
Retailer 4$861 AUD
Retailer 9$982 AUD
Retailer 7$1,045 AUD
Retailer 8$1,072 AUD
Retailer 2$1,113 AUD
Retailer 5$1,604 AUD

36 data points across 11 retailers

19 retailers$641 AUD to $1,604 AUD

B+
Cheapest Retailer
-
$641 AUD
$450 USD
Final sale: no returns
B+
Retailer 2
-
$695 AUD
$488 USD
View
B+
Retailer 3
-
$727 AUD
SGD 690 SGD
View
B+
Retailer 4
-
$735 AUD
$516 USD
View
B+
Retailer 5
-
$747 AUD
$525 USD
View
B+
Retailer 6
-
$747 AUD
$525 USD
View
B+
Retailer 7
-
$801 AUD
$563 USD
View
B+
Retailer 8
-
$811 AUD
$570 USD
View
B+
Retailer 9
-
$853 AUD
£472 GBP
View
B
Retailer 10
-
$861 AUD
£476 GBP
View
B
Retailer 11
-
$881 AUD
$619 USD
View
B
Retailer 12
-
$888 AUD
$624 USD
View
B
Retailer 13
-
$978 AUD
$687 USD
View
B
Retailer 14
-
$982 AUD
$690 USD
View
B
Retailer 15
-
$1,045 AUD
€699 EUR
View
B
Retailer 16
-
$1,072 AUD
ZAR 12,166 ZAR
View
Retailer 17
-
$1,113 AUD
View
Price last confirmed 29 days ago
C
Retailer 18
-
$1,604 AUD
£887 GBP
View
Most Expensive
NZ Jewellers
81af74ec-bd72-4ee1-b13e-f80c359d0177 · Oct 30
$2,662 AUD
$1,870 USD
View
Price under review
18 more retailers have this diamond
Prices start from $641 AUDSave up to $963 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 Oval
$641 AUD