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Oval|Natural|GIA

0.51ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 1563634619

Certificate GIA 1563634619

Diamond specifications and retailer prices

From $370 CAD
As of November 4, 2026
Save $1,708 CAD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,078 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563634619. Listed at 11 retailers as of November 4, 2026, with prices from $370 to $2,078, a $1,708 spread on the same certified stone. NZ Jewellers lists it at $2,078. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1563634619
Dimensions6.31 × 4.40 × 2.80 mm
L/W Ratio1.43
Girdle conditionVery Thick
Top View
6.31 mm4.40 mm0.51 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1563634619
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 63.6%

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 4
Current: $2,078 CAD|Low: $370 CAD|High: $2,078 CAD|Avg: $884 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$370 CAD
Retailer 2$395 CAD
Retailer 3$643 CAD
Retailer 5$695 CAD
Retailer 7$726 CAD
Retailer 8$764 CAD
Retailer 4$982 CAD
Retailer 6$1,250 CAD
NZ Jewellers$2,078 CAD

15 data points across 9 retailers

11 retailers$370 CAD to $2,078 CAD

A
Cheapest Retailer
-
$370 CAD
Final sale: no returns
A
Retailer 2
-
$395 CAD
View
A
Retailer 3
-
$492 CAD
View
A
Retailer 4
-
$580 CAD
View
A
Retailer 5
-
$643 CAD
View
B+
Retailer 6
-
$695 CAD
View
B+
Retailer 7
-
$726 CAD
View
B+
Retailer 8
-
$764 CAD
View
B
Retailer 9
-
$982 CAD
View
B
Retailer 10
-
$1,250 CAD
View
Most Expensive
C
NZ Jewellers
42ceb6c8-dc17-4839-8cc2-f7878c85428c · Nov 5
$2,078 CAD
$1,477 USD
View
10 more retailers have this diamond
Prices start from $370 CADSave up to $1,708 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
$370 CAD