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Oval|Natural|GIA

1.51ct E SI1 Oval Natural Diamond

ID • E/SI1 • GIA 2538516298

Certificate GIA 2538516298

Diamond specifications and retailer prices

From $10,346 CAD
As of November 1, 2026
Save $12,863 CAD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $23,209 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two 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 2538516298. Listed at 15 retailers as of November 1, 2026, with prices from $10,346 to $23,209, a $12,863 spread on the same certified stone. NZ Jewellers lists it at $23,209. 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

1.51
Carat
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle41.36°
Pavilion angle39.16°
OriginNatural
Grading LabGIA
CertificateGIA 2538516298
Dimensions8.49 × 6.25 × 4.17 mm
L/W Ratio1.36
Top View
8.49 mm6.25 mm1.51 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2538516298
Side View
Table 57.0%Crown 41.36°Girdle: ThickPavilion 39.16°Culet: NoneDepth 66.8%

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 1
Current: $15,077 CAD|Low: $10,346 CAD|High: $19,571 CAD|Avg: $13,835 CAD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$10,346 CAD
Retailer 9$10,865 CAD
Retailer 10$11,541 CAD
Retailer 11$11,807 CAD
Retailer 4$12,758 CAD
Retailer 2$12,765 CAD
Retailer 8$12,823 CAD
Retailer 3$14,505 CAD
Retailer 1$15,077 CAD
Retailer 5$16,930 CAD
Retailer 6$19,287 CAD

46 data points across 11 retailers

15 retailers$10,346 CAD to $23,209 CAD

A
Cheapest Retailer
-
$10,346 CAD
Retailer 2
-
$10,865 CAD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
$11,313 CAD
View
B+
Retailer 4
-
$11,541 CAD
View
Retailer 5
-
$11,604 CAD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$11,807 CAD
View
B+
Retailer 7
-
$12,571 CAD
View
B+
Retailer 8
-
$12,758 CAD
View
B+
Retailer 9
-
$12,765 CAD
View
Retailer 10
-
$12,823 CAD
View
Price last confirmed 14 days ago
B+
Retailer 11
-
$14,505 CAD
View
B+
Retailer 12
-
$15,077 CAD
View
B
Retailer 13
-
$16,930 CAD
View
B
Retailer 14
-
$19,287 CAD
View
Most Expensive
B
NZ Jewellers
bfcda0e1-43b7-44b5-b715-b7633484abd4 · Nov 5
$23,209 CAD
$16,500 USD
View
14 more retailers have this diamond
Prices start from $10,346 CADSave up to $12,863 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.

A
1.51ct Oval
$10,346 CAD