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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 €332 EUR
HK$2,900 HKD
As of November 1, 2026
Save €1,157 EUR (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,489 EUR 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 €332 to €1,489, a €1,157 spread on the same certified stone. NZ Jewellers lists it at €1,489. 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
Color
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: €625 EUR|Low: €332 EUR|High: €630 EUR|Avg: €509 EUR|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4€332 EUR
Retailer 2€427 EUR
Retailer 3€547 EUR
Retailer 5€548 EUR
Retailer 6€584 EUR
Retailer 1€625 EUR

24 data points across 6 retailers

9 retailers€332 EUR to €1,489 EUR

B+
Cheapest Retailer
-
€332 EUR
HK$2,900 HKD
B
Retailer 2
-
€388 EUR
$434 USD
View
B
Retailer 3
-
€419 EUR
$468 USD
View
B
Retailer 4
-
€419 EUR
$468 USD
View
B
Retailer 5
-
€448 EUR
$501 USD
View
B
Retailer 6
-
€532 EUR
$594 USD
View
B
Retailer 7
-
€547 EUR
$612 USD
View
B
Retailer 8
-
€625 EUR
View
Most Expensive
C
NZ Jewellers
1c7639bb-69cc-495f-a0b5-24b4f72b7a6a · Oct 30
€1,489 EUR
$1,664 USD
View
8 more retailers have this diamond
Prices start from €332 EURSave up to €1,157 EUR

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
€332 EUR