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Radiant|Natural|IGI

0.50ct H VS1 Radiant Natural Diamond

VG • H/VS1 • IGI 815636478

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

Certificate IGI 815636478

Diamond specifications and retailer prices

From £237 GBP
As of November 6, 2026
Save £976 GBP (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,213 GBP at NZ Jewellers · As of November 5, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 815636478. Listed at 15 retailers as of November 5, 2026, with prices from £237 to £1,213, a £976 spread on the same certified stone. NZ Jewellers lists it at £1,213. 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
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle31.6°
OriginNatural
Grading LabIGI
CertificateIGI 815636478
Dimensions5.19 × 3.93 × 2.75 mm
L/W Ratio1.32
Top View
5.19 mm3.93 mm0.50 ctH / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815636478
Side View
Table 66.0%Crown 37.7°Girdle: STK-THKPavilion 31.6°Culet: NoneDepth 70.0%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £403 GBP|Low: £237 GBP|High: £739 GBP|Avg: £439 GBP|+4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 3£237 GBP
Retailer 4£365 GBP
Retailer 8£396 GBP
Retailer 1£403 GBP
Retailer 7£474 GBP
Retailer 5£480 GBP
Retailer 6£491 GBP
Retailer 2£726 GBP

27 data points across 8 retailers

15 retailers£237 GBP to £1,213 GBP

A
Cheapest Retailer
-
£237 GBP
A
Retailer 2
-
£317 GBP
View
A
Retailer 3
-
£341 GBP
View
A
Retailer 4
-
£341 GBP
View
A
Retailer 5
-
£365 GBP
View
A
Retailer 6
-
£365 GBP
View
A
Retailer 7
-
£396 GBP
View
A
Retailer 8
-
£403 GBP
View
A
Retailer 9
-
£414 GBP
View
B+
Retailer 10
-
£474 GBP
View
A
Retailer 11
-
£480 GBP
View
B+
Retailer 12
-
£491 GBP
View
B
Retailer 13
-
£694 GBP
View
B+
Retailer 14
-
£726 GBP
View
Most Expensive
C
NZ Jewellers
156345c1-a5ef-4c67-b1f8-9bb2b0ecf07b · Nov 5
£1,213 GBP
$1,624 USD
View
14 more retailers have this diamond
Prices start from £237 GBPSave up to £976 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
£237 GBP