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Round|Natural|IGI

0.50ct J I1 Round Natural Diamond

GD • J/I1 • IGI 483189119

Shape and cutting style on the report: Round brilliant

Certificate IGI 483189119

Diamond specifications and retailer prices

From £172 GBP
₹21,938 INR
As of October 30, 2026
Save £851 GBP (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,022 GBP 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 IGI 483189119. Listed at 9 retailers as of October 30, 2026, with prices from £172 to £1,022, a £851 spread on the same certified stone. NZ Jewellers lists it at £1,022. 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
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle38.8°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 483189119
Dimensions4.86 × 4.91 × 3.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
4.86 mm4.91 mm0.50 ctJ / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 483189119
Side View
Table 58.5%Crown 38.8°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 65.6%

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: £375 GBP|Low: £170 GBP|High: £377 GBP|Avg: £287 GBP|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2£172 GBP
Retailer 3£240 GBP
Retailer 4£312 GBP
Retailer 5£344 GBP
Retailer 1£375 GBP

23 data points across 5 retailers

9 retailers£172 GBP to £1,022 GBP

B+
Cheapest Retailer
-
£172 GBP
₹21,938 INR
B+
Retailer 2
-
£225 GBP
$302 USD
View
B+
Retailer 3
-
£243 GBP
$326 USD
View
B+
Retailer 4
-
£252 GBP
$337 USD
View
B
Retailer 5
-
£303 GBP
$406 USD
View
B
Retailer 6
-
£304 GBP
$407 USD
View
B
Retailer 7
-
£312 GBP
$418 USD
View
B
Retailer 8
-
£375 GBP
€478 EUR
View
Most Expensive
C
NZ Jewellers
c2f80b6a-46e2-42f3-9902-53bf776f028b · Oct 30
£1,022 GBP
$1,370 USD
View
8 more retailers have this diamond
Prices start from £172 GBPSave up to £851 GBP

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
£172 GBP