Round|Natural|IGI

0.52ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 546293052

Shape and cutting style on the report: Round brilliant

Certificate IGI 546293052

Diamond specifications and retailer prices

From £232 GBP
As of November 5, 2026
Save £657 GBP (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £889 GBP at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 0.52ct natural round diamond

This 0.52ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 546293052. Listed at 19 retailers as of November 4, 2026, with a 283% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.52
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 546293052
Dimensions5.13 × 5.11 × 3.21 mm
L/W Ratio1.00
Culet sizePointed
Top View
5.13 mm5.11 mm0.52 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 546293052
Side View
Table 56.5%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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 5
Current: £298 GBP|Low: £241 GBP|High: £541 GBP|Avg: £356 GBP|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5£241 GBP
Retailer 9£250 GBP
Retailer 1£298 GBP
Retailer 2£304 GBP
Retailer 3£316 GBP
Retailer 4£360 GBP
Retailer 8£397 GBP
Retailer 7£435 GBP
Retailer 6£535 GBP

39 data points across 9 retailers

19 retailers£232 GBP to £889 GBP

Retailer 1
-
£232 GBP
Price last confirmed 36 days ago
Retailer 2
-
£232 GBP
View
Price last confirmed 39 days ago
A
Retailer 3
-
£232 GBP
View
A
Retailer 4
-
£241 GBP
View
Retailer 5
-
£250 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£259 GBP
View
Price last confirmed 38 days ago
A
Retailer 7
-
£298 GBP
View
B+
Retailer 8
-
£304 GBP
View
Retailer 9
-
£312 GBP
View
Price last confirmed 38 days ago
B+
Retailer 10
-
£312 GBP
View
B+
Retailer 11
-
£316 GBP
View
B+
Retailer 12
-
£360 GBP
View
B+
Retailer 13
-
£361 GBP
View
B+
Retailer 14
-
£397 GBP
View
B+
Retailer 15
-
£435 GBP
View
B
Retailer 16
-
£535 GBP
View
Retailer 17
-
£889 GBP
View
Price last confirmed 42 days ago
C
Retailer 18
-
£889 GBP
View
Most Expensive
NZ Jewellers
d227b1a0-0c4d-4e30-83ab-d6e6e8298f56 · Oct 3
£889 GBP
$1,196 USD
View
Price last confirmed 34 days ago
18 more retailers have this diamond
Prices start from £232 GBPSave up to £657 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
0.52ct Round
£232 GBP