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Round|Natural|IGI

1.03ct J SI1 Round Natural Diamond

EX • J/SI1 • IGI 772672908

Shape and cutting style on the report: Round brilliant

Certificate IGI 772672908

Diamond specifications and retailer prices

From €1,109 EUR
As of November 4, 2026
Save €2,492 EUR (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,601 EUR at NZ Jewellers · As of November 2, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 772672908. Listed at 12 retailers as of November 2, 2026, with prices from €1,109 to €3,601, a €2,492 spread on the same certified stone. NZ Jewellers lists it at €3,601. 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

1.03
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 772672908
Dimensions6.40 × 6.44 × 4.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.40 mm6.44 mm1.03 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 772672908
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.2%

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 4
Current: €1,700 EUR|Low: €1,107 EUR|High: €2,617 EUR|Avg: €1,630 EUR|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 5€1,109 EUR
Retailer 3€1,309 EUR
Retailer 12€1,368 EUR
Retailer 10€1,370 EUR
Retailer 11€1,476 EUR
Retailer 4€1,497 EUR
Retailer 2€1,598 EUR
Retailer 6€1,655 EUR
Retailer 1€1,700 EUR
Retailer 9€1,801 EUR
Retailer 7€2,007 EUR
Retailer 8€2,585 EUR

27 data points across 12 retailers

12 retailers€1,109 EUR to €3,601 EUR

A
Cheapest Retailer
-
€1,109 EUR
A
Retailer 2
-
€1,368 EUR
View
A
Retailer 3
-
€1,370 EUR
View
Retailer 4
-
€1,476 EUR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
€1,598 EUR
View
B+
Retailer 6
-
€1,655 EUR
View
B+
Retailer 7
-
€1,700 EUR
View
B+
Retailer 8
-
€1,703 EUR
View
B+
Retailer 9
-
€1,801 EUR
View
B+
Retailer 10
-
€2,007 EUR
View
B
Retailer 11
-
€2,585 EUR
View
Most Expensive
C
NZ Jewellers
f71f03d1-b2ee-4a47-833a-e6b693c13220 · Nov 2
€3,601 EUR
$4,020 USD
View
11 more retailers have this diamond
Prices start from €1,109 EURSave up to €2,492 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
1.03ct Round
€1,109 EUR