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Round|Natural|IGI

0.52ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 815673192

Shape and cutting style on the report: Round brilliant

Certificate IGI 815673192

Diamond specifications and retailer prices

From £269 GBP
$361 USD
As of October 31, 2026
Save £850 GBP (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,119 GBP at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 815673192. Listed at 13 retailers as of October 30, 2026, with prices from £269 to £1,119, a £850 spread on the same certified stone. NZ Jewellers lists it at £1,119. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 815673192
Dimensions5.18 × 5.21 × 3.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
5.18 mm5.21 mm0.52 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815673192
Side View
Table 61.0%Crown 33.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.6%

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: Oct 31
Current: £531 GBP|Low: £247 GBP|High: £682 GBP|Avg: £396 GBP|+3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 3£269 GBP
Retailer 6£315 GBP
Retailer 4£319 GBP
Retailer 5£370 GBP
Retailer 7£390 GBP
Retailer 1£531 GBP
Retailer 2£676 GBP

25 data points across 7 retailers

13 retailers£269 GBP to £1,119 GBP

A
Cheapest Retailer
-
£269 GBP
$361 USD
Final sale: no returns
A
Retailer 2
-
£292 GBP
$391 USD
View
Retailer 3
-
£292 GBP
$391 USD
View
Price last confirmed 45 days ago
A
Retailer 4
-
£315 GBP
$422 USD
View
A
Retailer 5
-
£315 GBP
$422 USD
View
Retailer 6
-
£337 GBP
$452 USD
View
Price last confirmed 47 days ago
B+
Retailer 7
-
£337 GBP
$452 USD
View
B+
Retailer 8
-
£370 GBP
View
B+
Retailer 9
-
£390 GBP
$522 USD
View
B
Retailer 10
-
£531 GBP
€678 EUR
View
B
Retailer 11
-
£676 GBP
View
Retailer 12
-
£1,119 GBP
$1,500 USD
View
Price last confirmed 46 days ago
Most Expensive
C
NZ Jewellers
462b4a9f-49db-457e-9bae-eecd495309f3 · Oct 30
£1,119 GBP
$1,500 USD
View
12 more retailers have this diamond
Prices start from £269 GBPSave up to £850 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
£269 GBP