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Round|Natural|IGI

0.50ct N SI2 Round Natural Diamond

VG • N/SI2 • IGI 660494653

Shape and cutting style on the report: Round brilliant

Certificate IGI 660494653

Diamond specifications and retailer prices

From £134 GBP
As of November 4, 2026
Save £473 GBP (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £607 GBP at NZ Jewellers · As of November 4, 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 N colour (tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 660494653. Listed at 7 retailers as of November 4, 2026, with prices from £134 to £607, a £473 spread on the same certified stone. NZ Jewellers lists it at £607. 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
N
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 660494653
Dimensions4.93 × 4.96 × 3.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
4.93 mm4.96 mm0.50 ctN / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 660494653
Side View
Table 56.0%Crown 38°Girdle: Slightly ThickPavilion 40.5°Culet: NoneDepth 65.0%

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: Nov 4
Current: £607 GBP|Low: £118 GBP|High: £696 GBP|Avg: £237 GBP|-12.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10£118 GBP
Retailer 3£134 GBP
Retailer 5£144 GBP
Retailer 6£149 GBP
Retailer 7£181 GBP
Retailer 4£230 GBP
Retailer 8£230 GBP
Retailer 9£248 GBP
Retailer 2£282 GBP
NZ Jewellers£607 GBP

15 data points across 10 retailers

7 retailers£134 GBP to £607 GBP

B+
Cheapest Retailer
-
£134 GBP
Retailer 2
-
£144 GBP
View
Price last confirmed 8 days ago
B+
Retailer 3
-
£149 GBP
View
B+
Retailer 4
-
£181 GBP
View
B+
Retailer 5
-
£230 GBP
View
B
Retailer 6
-
£282 GBP
View
Most Expensive
C
NZ Jewellers
f2ea2679-b7ba-4ea2-953c-6a4c4cd31e8a · Nov 4
£607 GBP
$817 USD
View
6 more retailers have this diamond
Prices start from £134 GBPSave up to £473 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
£134 GBP