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Oval|Natural|IGI

1.23ct J SI1 Oval Natural Diamond

VG • J/SI1 • IGI 790682893

Shape and cutting style on the report: Oval brilliant

Certificate IGI 790682893

Diamond specifications and retailer prices

From €1,691 EUR
As of November 4, 2026
Save €2,225 EUR (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,916 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural oval diamond

This 1.23ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 790682893. Listed at 16 retailers as of November 4, 2026, with prices from €1,691 to €3,916, a €2,225 spread on the same certified stone. NZ Jewellers lists it at €3,916. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle35.6°
OriginNatural
Grading LabIGI
CertificateIGI 790682893
Dimensions8.56 × 5.93 × 3.79 mm
L/W Ratio1.44
Girdle conditionFaceted
Top View
8.56 mm5.93 mm1.23 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 790682893
Side View
Table 56.0%Crown 38.5°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 63.9%

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 4
Current: €2,069 EUR|Low: €1,729 EUR|High: €3,317 EUR|Avg: €2,191 EUR|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 6€1,729 EUR
Retailer 2€1,816 EUR
Retailer 7€1,960 EUR
Retailer 1€2,069 EUR
Retailer 4€2,286 EUR
Retailer 3€2,385 EUR
Retailer 5€3,281 EUR

41 data points across 7 retailers

16 retailers€1,691 EUR to €3,916 EUR

B+
Cheapest Retailer
-
€1,691 EUR
B+
Retailer 2
-
€1,729 EUR
View
Final sale: no returns
B+
Retailer 3
-
€1,796 EUR
View
B+
Retailer 4
-
€1,816 EUR
View
Retailer 5
-
€1,873 EUR
View
Price last confirmed 13 days ago
B+
Retailer 6
-
€1,873 EUR
View
B+
Retailer 7
-
€1,894 EUR
View
B+
Retailer 8
-
€1,960 EUR
View
B+
Retailer 9
-
€1,967 EUR
View
B+
Retailer 10
-
€1,996 EUR
View
B+
Retailer 11
-
€2,069 EUR
View
B
Retailer 12
-
€2,161 EUR
View
B
Retailer 13
-
€2,286 EUR
View
B
Retailer 14
-
€2,385 EUR
View
B
Retailer 15
-
€3,281 EUR
View
Most Expensive
C
NZ Jewellers
99d01654-99c1-40ff-be89-aa80444793a3 · Nov 5
€3,916 EUR
$4,372 USD
View
15 more retailers have this diamond
Prices start from €1,691 EURSave up to €2,225 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+
1.23ct Oval
€1,691 EUR