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Round|Natural|IGI

0.50ct J I1 Round Natural Diamond

VG • J/I1 • IGI 510176474

Shape and cutting style on the report: Round brilliant

Certificate IGI 510176474

Diamond specifications and retailer prices

From €270 EUR
$302 USD
As of October 31, 2026
Save €956 EUR (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,226 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 very-good cut grade and certified by IGI 510176474. Listed at 8 retailers as of October 30, 2026, with prices from €270 to €1,226, a €956 spread on the same certified stone. NZ Jewellers lists it at €1,226. 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
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.9°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 510176474
Dimensions5.22 × 5.25 × 2.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
5.22 mm5.25 mm0.50 ctJ / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 510176474
Side View
Table 61.5%Crown 29.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 57.0%

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: €449 EUR|Low: €285 EUR|High: €452 EUR|Avg: €379 EUR|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2€288 EUR
Retailer 3€374 EUR
Retailer 4€412 EUR
Retailer 1€449 EUR

23 data points across 4 retailers

8 retailers€270 EUR to €1,226 EUR

B+
Cheapest Retailer
-
€270 EUR
$302 USD
B+
Retailer 2
-
€292 EUR
$326 USD
View
B+
Retailer 3
-
€302 EUR
$337 USD
View
B+
Retailer 4
-
€363 EUR
$406 USD
View
B+
Retailer 5
-
€364 EUR
$407 USD
View
B+
Retailer 6
-
€374 EUR
$418 USD
View
B
Retailer 7
-
€449 EUR
View
Most Expensive
C
NZ Jewellers
ccd4e21f-1ff3-4447-b002-5bee79bba597 · Oct 30
€1,226 EUR
$1,370 USD
View
7 more retailers have this diamond
Prices start from €270 EURSave up to €956 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
€270 EUR