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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 €323 EUR
$361 USD
As of November 2, 2026
Save €1,020 EUR (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,343 EUR 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 €323 to €1,343, a €1,020 spread on the same certified stone. NZ Jewellers lists it at €1,343. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €635 EUR|Low: €296 EUR|High: €818 EUR|Avg: €477 EUR|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3€323 EUR
Retailer 6€378 EUR
Retailer 4€382 EUR
Retailer 5€443 EUR
Retailer 7€467 EUR
Retailer 1€635 EUR
Retailer 2€809 EUR

25 data points across 7 retailers

13 retailers€323 EUR to €1,343 EUR

A
Cheapest Retailer
-
€323 EUR
$361 USD
Final sale: no returns
A
Retailer 2
-
€350 EUR
$391 USD
View
Retailer 3
-
€350 EUR
$391 USD
View
Price last confirmed 47 days ago
A
Retailer 4
-
€378 EUR
$422 USD
View
A
Retailer 5
-
€378 EUR
$422 USD
View
Retailer 6
-
€405 EUR
$452 USD
View
Price last confirmed 48 days ago
B+
Retailer 7
-
€405 EUR
$452 USD
View
B+
Retailer 8
-
€443 EUR
£390 GBP
View
B+
Retailer 9
-
€467 EUR
$522 USD
View
B
Retailer 10
-
€635 EUR
View
B
Retailer 11
-
€809 EUR
£712 GBP
View
Retailer 12
-
€1,343 EUR
$1,500 USD
View
Price last confirmed 48 days ago
Most Expensive
C
NZ Jewellers
462b4a9f-49db-457e-9bae-eecd495309f3 · Oct 30
€1,343 EUR
$1,500 USD
View
12 more retailers have this diamond
Prices start from €323 EURSave up to €1,020 EUR

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
€323 EUR