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Round|Natural|IGI

0.55ct N SI2 Round Natural Diamond

VG • N/SI2 • IGI 539248190

Shape and cutting style on the report: Round brilliant

Certificate IGI 539248190

Diamond specifications and retailer prices

From £174 GBP
As of November 5, 2026
Save £613 GBP (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £787 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct 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 539248190. Listed at 8 retailers as of November 4, 2026, with prices from £174 to £787, a £613 spread on the same certified stone. NZ Jewellers lists it at £787. 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

0.55
Carat
N
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 539248190
Dimensions5.17 × 5.19 × 3.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
5.17 mm5.19 mm0.55 ctN / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 539248190
Side View
Table 60.5%Crown 35.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 61.9%

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 5
Current: £343 GBP|Low: £115 GBP|High: £346 GBP|Avg: £243 GBP|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 5£115 GBP
Retailer 4£225 GBP
Retailer 3£261 GBP
Retailer 2£270 GBP
Retailer 1£343 GBP

14 data points across 5 retailers

8 retailers£174 GBP to £787 GBP

B+
Cheapest Retailer
-
£174 GBP
Retailer 2
-
£187 GBP
View
Price last confirmed 8 days ago
B+
Retailer 3
-
£194 GBP
View
B+
Retailer 4
-
£225 GBP
View
B+
Retailer 5
-
£234 GBP
View
B+
Retailer 6
-
£270 GBP
View
B
Retailer 7
-
£343 GBP
View
Most Expensive
C
NZ Jewellers
b25ec4a1-aa7b-41de-909b-b6e530bb69b8 · Nov 4
£787 GBP
$1,059 USD
View
7 more retailers have this diamond
Prices start from £174 GBPSave up to £613 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+
0.55ct Round
£174 GBP