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Oval|Natural|GIA

0.51ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 6565801280

Certificate GIA 6565801280

Diamond specifications and retailer prices

From $450 CAD
As of November 6, 2026
Save $1,868 CAD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,318 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565801280. Listed at 16 retailers as of November 5, 2026, with prices from $450 to $2,318, a $1,868 spread on the same certified stone. NZ Jewellers lists it at $2,318. 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

0.51
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6565801280
Dimensions6.32 × 4.47 × 2.85 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Knot
Top View
6.32 mm4.47 mm0.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6565801280
Side View
Table 60.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 63.7%

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 6
Current: $2,318 CAD|Low: $450 CAD|High: $2,318 CAD|Avg: $886 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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 10$450 CAD
Retailer 2$553 CAD
Retailer 7$605 CAD
Retailer 9$622 CAD
Retailer 8$651 CAD
Retailer 15$691 CAD
Retailer 11$730 CAD
Retailer 4$731 CAD
Retailer 14$734 CAD
Retailer 16$761 CAD
Retailer 12$782 CAD
Retailer 13$854 CAD
Retailer 5$900 CAD
Retailer 3$937 CAD
Retailer 6$1,394 CAD
NZ Jewellers$2,318 CAD

5 data points across 16 retailers

16 retailers$450 CAD to $2,318 CAD

A
Cheapest Retailer
-
$450 CAD
A
Retailer 2
-
$553 CAD
View
Final sale: no returns
A
Retailer 3
-
$605 CAD
View
A
Retailer 4
-
$622 CAD
View
A
Retailer 5
-
$651 CAD
View
A
Retailer 6
-
$691 CAD
View
A
Retailer 7
-
$730 CAD
View
B+
Retailer 8
-
$731 CAD
View
A
Retailer 9
-
$734 CAD
View
B+
Retailer 10
-
$761 CAD
View
B+
Retailer 11
-
$782 CAD
View
B+
Retailer 12
-
$854 CAD
View
B+
Retailer 13
-
$900 CAD
View
B
Retailer 14
-
$937 CAD
View
B
Retailer 15
-
$1,394 CAD
View
Most Expensive
B
NZ Jewellers
9a4e8a39-a3b4-4111-8165-27ef4de888cb · Nov 5
$2,318 CAD
$1,648 USD
View
15 more retailers have this diamond
Prices start from $450 CADSave up to $1,868 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
0.51ct Oval
$450 CAD