Round|Natural|GIA

0.50ct J I1 Round Natural Diamond

EX • J/I1 • GIA 6522437125

Certificate GIA 6522437125

Diamond specifications and retailer prices

From $425 USD
As of October 30, 2026
Save $534 USD (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,106 USD 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 top-tier cut grade and certified by GIA 6522437125. Listed at 9 retailers as of October 29, 2026, with a 126% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
J
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6522437125
Dimensions5.17 × 5.15 × 3.11 mm
L/W Ratio1.00
Top View
5.17 mm5.15 mm0.50 ctJ / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522437125
Side View
Table 58.0%Crown 33°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 60.4%

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 30
Current: $2,106 USD|Low: $176 USD|High: $2,106 USD|Avg: $617 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 3$176 USD
Retailer 5$205 USD
Retailer 14$251 USD
Retailer 4$321 USD
Retailer 6$396 USD
Retailer 10$425 USD
Retailer 12$608 USD
Retailer 7$655 USD
Retailer 8$655 USD
Retailer 13$702 USD
Retailer 9$744 USD
Retailer 11$770 USD
Retailer 2$959 USD
NZ Jewellers$2,106 USD

9 data points across 14 retailers

9 retailers$425 USD to $959 USD

B+
Cheapest Retailer
-
$425 USD
B
Retailer 2
-
$608 USD
View
B
Retailer 3
-
$655 USD
View
B
Retailer 4
-
$655 USD
View
B
Retailer 5
-
$702 USD
View
B
Retailer 6
-
$744 USD
View
B
Retailer 7
-
$770 USD
View
B
Retailer 8
-
$959 USD
€913 EUR
View
Most Expensive
NZ Jewellers
f83ec209-1cb8-485c-b255-0c4d99b20dd6 · Oct 30
$2,106 USD
View
Price under review
8 more retailers have this diamond
Prices start from $425 USDSave up to $534 USD

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
$425 USD