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Oval|Natural|GIA

1.51ct K SI2 Oval Natural Diamond

EX • K/SI2 • GIA 5393552506

Certificate GIA 5393552506

Diamond specifications and retailer prices

From $4,694 CAD
As of November 6, 2026
Save $6,510 CAD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,204 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5393552506. Listed at 13 retailers as of November 5, 2026, with prices from $4,694 to $11,204, a $6,510 spread on the same certified stone. NZ Jewellers lists it at $11,204. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5393552506
Dimensions8.96 × 6.30 × 3.83 mm
L/W Ratio1.42
Top View
8.96 mm6.30 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5393552506
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $11,204 CAD|Low: $4,694 CAD|High: $11,204 CAD|Avg: $6,961 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 8$4,694 CAD
Retailer 3$5,126 CAD
Retailer 5$5,826 CAD
Retailer 11$5,826 CAD
Retailer 13$5,826 CAD
Retailer 4$5,920 CAD
Retailer 6$6,331 CAD
Retailer 2$6,400 CAD
Retailer 12$6,722 CAD
Retailer 9$7,274 CAD
Retailer 10$9,303 CAD
Retailer 7$10,213 CAD
NZ Jewellers$11,204 CAD

43 data points across 13 retailers

13 retailers$4,694 CAD to $11,204 CAD

A
Cheapest Retailer
-
$4,694 CAD
B+
Retailer 2
-
$5,126 CAD
View
Retailer 3
-
$5,826 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$5,826 CAD
View
B+
Retailer 5
-
$5,826 CAD
View
B+
Retailer 6
-
$5,920 CAD
View
B+
Retailer 7
-
$6,331 CAD
View
B+
Retailer 8
-
$6,400 CAD
View
B+
Retailer 9
-
$6,722 CAD
View
B
Retailer 10
-
$7,274 CAD
View
B
Retailer 11
-
$9,303 CAD
View
B
Retailer 12
-
$10,213 CAD
View
Most Expensive
B
NZ Jewellers
190de76b-41cc-49dd-905a-593ead80c1cb · Nov 5
$11,204 CAD
$7,965 USD
View
12 more retailers have this diamond
Prices start from $4,694 CADSave up to $6,510 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
$4,694 CAD