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 $2,656 CAD
As of November 4, 2026
Save $3,494 CAD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,150 CAD 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 $2,656 to $6,150, a $3,494 spread on the same certified stone. NZ Jewellers lists it at $6,150. 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
Color
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: $2,853 CAD|Low: $2,715 CAD|High: $5,214 CAD|Avg: $3,554 CAD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$2,715 CAD
Retailer 1$2,853 CAD
Retailer 7$3,078 CAD
Retailer 3$3,231 CAD
Retailer 4$3,590 CAD
Retailer 2$3,746 CAD
Retailer 5$5,152 CAD

40 data points across 7 retailers

16 retailers$2,656 CAD to $6,150 CAD

B+
Cheapest Retailer
-
$2,656 CAD
B+
Retailer 2
-
$2,715 CAD
View
Final sale: no returns
B+
Retailer 3
-
$2,820 CAD
View
B+
Retailer 4
-
$2,853 CAD
View
Retailer 5
-
$2,941 CAD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$2,941 CAD
View
B+
Retailer 7
-
$2,975 CAD
View
B+
Retailer 8
-
$3,078 CAD
View
B+
Retailer 9
-
$3,089 CAD
View
B+
Retailer 10
-
$3,135 CAD
View
B+
Retailer 11
-
$3,231 CAD
View
B
Retailer 12
-
$3,394 CAD
View
B
Retailer 13
-
$3,590 CAD
View
B
Retailer 14
-
$3,746 CAD
View
B
Retailer 15
-
$5,152 CAD
View
Most Expensive
C
NZ Jewellers
99d01654-99c1-40ff-be89-aa80444793a3 · Nov 5
$6,150 CAD
$4,372 USD
View
15 more retailers have this diamond
Prices start from $2,656 CADSave up to $3,494 CAD

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
$2,656 CAD