Round|Natural|IGI

1.13ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 457048190

Shape and cutting style on the report: Round brilliant

Certificate IGI 457048190

Diamond specifications and retailer prices

From €1,223 EUR
£1,076 GBP
As of October 30, 2026
Save €1,111 EUR (48%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €3,091 EUR at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 457048190. Listed at 5 retailers as of October 29, 2026, with a 91% 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

1.13
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 457048190
Dimensions6.60 × 6.65 × 4.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.60 mm6.65 mm1.13 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 457048190
Side View
Table 55.5%Crown 36°Girdle: MediumPavilion 40.7°CuletDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €1,223 EUR|Low: €1,219 EUR|High: €2,350 EUR|Avg: €1,790 EUR|-1.0%
Retailer 1
Retailer 2
Retailer 3
October 30, 2026
Retailer 1€1,223 EUR
Retailer 3€1,723 EUR
Retailer 2€2,334 EUR

21 data points across 3 retailers

5 retailers€1,223 EUR to €2,334 EUR

A
Cheapest Retailer
-
€1,223 EUR
£1,076 GBP
Retailer 2
-
€1,267 EUR
$1,416 USD
View
Price last confirmed 44 days ago
Retailer 3
-
€1,463 EUR
$1,634 USD
View
Price last confirmed 39 days ago
B
Retailer 4
-
€2,334 EUR
£2,053 GBP
View
Most Expensive
NZ Jewellers
39937484-e81b-41a3-a4ae-ff6b890e3e08 · Sep 21
€3,091 EUR
$3,453 USD
View
Price last confirmed 40 days ago
4 more retailers have this diamond
Prices start from €1,223 EURSave up to €1,111 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
1.13ct Round
€1,223 EUR