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Round|Natural|IGI

1.03ct I I1 Round Natural Diamond

EX • I/I1 • IGI 553252599

Shape and cutting style on the report: Round brilliant

Certificate IGI 553252599

Diamond specifications and retailer prices

From €1,421 EUR
$1,587 USD
As of November 1, 2026
Save €2,381 EUR (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €3,801 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 553252599. Listed at 7 retailers as of October 30, 2026, with prices from €1,421 to €3,801, a €2,381 spread on the same certified stone. NZ Jewellers lists it at €3,801. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
I
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 553252599
Dimensions6.40 × 6.47 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.40 mm6.47 mm1.03 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 553252599
Side View
Table 57.0%Crown 36.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,801 EUR|Low: €1,128 EUR|High: €3,801 EUR|Avg: €1,874 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 8€1,128 EUR
Retailer 7€1,421 EUR
Retailer 3€1,558 EUR
Retailer 5€1,558 EUR
Retailer 4€1,631 EUR
Retailer 6€1,798 EUR
Retailer 2€2,119 EUR
NZ Jewellers€3,801 EUR

12 data points across 8 retailers

7 retailers€1,421 EUR to €3,801 EUR

B+
Cheapest Retailer
-
€1,421 EUR
$1,587 USD
B+
Retailer 2
-
€1,558 EUR
$1,741 USD
View
B+
Retailer 3
-
€1,558 EUR
$1,741 USD
View
B+
Retailer 4
-
€1,631 EUR
$1,822 USD
View
B+
Retailer 5
-
€1,798 EUR
$2,009 USD
View
B
Retailer 6
-
€2,119 EUR
View
Most Expensive
C
NZ Jewellers
3682f781-c6dd-418e-814b-b7a577963c17 · Oct 30
€3,801 EUR
$4,247 USD
View
6 more retailers have this diamond
Prices start from €1,421 EURSave up to €2,381 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.

B+
1.03ct Round
€1,421 EUR