Oval|Natural|GIA

1.23ct E SI1 Oval Natural Diamond

ID • E/SI1 • GIA 3545250166

Certificate GIA 3545250166

Diamond specifications and retailer prices

From $5,730 CAD
As of November 6, 2026
7 retailers carry this diamond
Most expensive: $10,163 CAD at NZ Jewellers · As of September 25, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3545250166. Listed at 7 retailers as of November 6, 2026. 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

1.23
Carat
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle39.5°
OriginNatural
Grading LabGIA
CertificateGIA 3545250166
Dimensions8.44 × 6.02 × 3.73 mm
L/W Ratio1.40
Top View
8.44 mm6.02 mm1.23 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545250166
Side View
Table 62.0%CrownGirdle: STK-THKPavilion 39.5°Culet: NoneDepth 61.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $6,400 CAD|Low: $4,415 CAD|High: $9,859 CAD|Avg: $5,933 CAD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 8$4,415 CAD
Retailer 3$4,612 CAD
Retailer 4$4,639 CAD
Retailer 9$4,645 CAD
Retailer 18$4,830 CAD
Retailer 5$5,064 CAD
Retailer 13$5,259 CAD
Retailer 6$5,359 CAD
Retailer 7$5,730 CAD
Retailer 14$5,753 CAD
Retailer 12$5,929 CAD
Retailer 2$5,992 CAD
Retailer 11$6,062 CAD
Retailer 15$6,181 CAD
Retailer 10$6,259 CAD
Retailer 1$6,400 CAD
Retailer 16$7,016 CAD
Retailer 19$8,838 CAD
Retailer 17$9,859 CAD

7 data points across 19 retailers

7 retailers

Retailer 1
-
$4,645 CAD
Price last confirmed 60 days ago
Retailer 2
-
$5,359 CAD
View
Price last confirmed 41 days ago
B+
Retailer 3
-
$5,730 CAD
View
Retailer 4
-
$5,992 CAD
View
Price last confirmed 44 days ago
Retailer 5
-
$6,181 CAD
View
Price last confirmed 41 days ago
Retailer 6
-
$7,016 CAD
View
Price last confirmed 42 days ago
Most Expensive
NZ Jewellers
29ac6baa-f586-4d1a-91c6-1459b6fe8779 · Sep 25
$10,163 CAD
$7,225 USD
View
Price last confirmed 42 days ago
6 more retailers have this diamond
Prices start from $5,730 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
$5,730 CAD