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Radiant|Natural|IGI

0.50ct J SI1 Radiant Natural Diamond

VG • J/SI1 • IGI 692555297

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 692555297

Diamond specifications and retailer prices

From £201 GBP
₹25,632 INR
As of November 2, 2026
Save £856 GBP (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,057 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural radiant diamond

This 0.5ct natural radiant sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 692555297. Listed at 8 retailers as of October 30, 2026, with prices from £201 to £1,057, a £856 spread on the same certified stone. NZ Jewellers lists it at £1,057. 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
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle45.7°
Pavilion angle37°
OriginNatural
Grading LabIGI
CertificateIGI 692555297
Dimensions4.96 × 3.99 × 2.96 mm
L/W Ratio1.24
Culet sizePointed
Top View
4.96 mm3.99 mm0.50 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 692555297
Side View
Table 70.0%Crown 45.7°Girdle: MED-STKPavilion 37°Culet: NoneDepth 74.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £1,057 GBP|Low: £200 GBP|High: £1,063 GBP|Avg: £467 GBP|-0.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2£201 GBP
Retailer 9£310 GBP
Retailer 3£372 GBP
Retailer 8£373 GBP
Retailer 7£380 GBP
Retailer 5£425 GBP
Retailer 4£505 GBP
Retailer 6£640 GBP
NZ Jewellers£1,057 GBP

39 data points across 9 retailers

8 retailers£201 GBP to £1,057 GBP

A
Cheapest Retailer
-
£201 GBP
₹25,632 INR
B+
Retailer 2
-
£372 GBP
View
B+
Retailer 3
-
£373 GBP
$501 USD
View
B+
Retailer 4
-
£380 GBP
$510 USD
View
B+
Retailer 5
-
£425 GBP
ZAR 9,224 ZAR
View
B
Retailer 6
-
£505 GBP
€646 EUR
View
B
Retailer 7
-
£640 GBP
View
Most Expensive
C
NZ Jewellers
e331cd2a-9a34-4769-9fba-367de398fc31 · Oct 30
£1,057 GBP
$1,418 USD
View
7 more retailers have this diamond
Prices start from £201 GBPSave up to £856 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.

A
0.50ct Radiant
£201 GBP