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Round|Natural|IGI

0.52ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 196501226

Shape and cutting style on the report: Round brilliant

Certificate IGI 196501226

Diamond specifications and retailer prices

From £273 GBP
₹34,882 INR
As of October 30, 2026
Save £1,067 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,340 GBP at NZ Jewellers · As of October 27, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 196501226. Listed at 16 retailers as of October 27, 2026, with prices from £273 to £1,340, a £1,067 spread on the same certified stone. NZ Jewellers lists it at £1,340. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.1°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 196501226
Dimensions5.19 × 5.16 × 3.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.19 mm5.16 mm0.52 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 196501226
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.7%

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: Oct 30
Current: £1,340 GBP|Low: £270 GBP|High: £1,340 GBP|Avg: £475 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 6£273 GBP
Retailer 7£313 GBP
Retailer 5£322 GBP
Retailer 13£349 GBP
Retailer 14£377 GBP
Retailer 15£377 GBP
Retailer 8£385 GBP
Retailer 4£404 GBP
Retailer 2£451 GBP
Retailer 11£454 GBP
Retailer 16£462 GBP
Retailer 3£504 GBP
Retailer 9£528 GBP
Retailer 10£540 GBP
Retailer 12£811 GBP
NZ Jewellers£1,340 GBP

24 data points across 16 retailers

16 retailers£273 GBP to £1,340 GBP

A
Cheapest Retailer
-
£273 GBP
₹34,882 INR
A
Retailer 2
-
£313 GBP
$420 USD
View
A
Retailer 3
-
£322 GBP
$432 USD
View
Final sale: no returns
A
Retailer 4
-
£349 GBP
$468 USD
View
A
Retailer 5
-
£377 GBP
$505 USD
View
A
Retailer 6
-
£377 GBP
$505 USD
View
A
Retailer 7
-
£404 GBP
$541 USD
View
A
Retailer 8
-
£448 GBP
$600 USD
View
A
Retailer 9
-
£451 GBP
View
A
Retailer 10
-
£454 GBP
View
A
Retailer 11
-
£462 GBP
$619 USD
View
B+
Retailer 12
-
£504 GBP
$675 USD
View
B+
Retailer 13
-
£528 GBP
€674 EUR
View
B+
Retailer 14
-
£540 GBP
ZAR 11,681 ZAR
View
B
Retailer 15
-
£811 GBP
View
Most Expensive
B
NZ Jewellers
2de15bbc-40dd-4ee1-b862-b265e2dea7fc · Oct 27
£1,340 GBP
$1,796 USD
View
15 more retailers have this diamond
Prices start from £273 GBPSave up to £1,067 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
£273 GBP