CaratHunter
Plans
Oval|Natural|GIA

0.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • GIA 6565307176

Certificate GIA 6565307176

Diamond specifications and retailer prices

From $603 CAD
As of November 6, 2026
Save $1,896 CAD (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,500 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565307176. Listed at 12 retailers as of November 5, 2026, with prices from $603 to $2,500, a $1,896 spread on the same certified stone. NZ Jewellers lists it at $2,500. 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
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6565307176
Dimensions6.29 × 4.49 × 2.74 mm
L/W Ratio1.40
Girdle conditionMedium to Thick
Key to symbols
Twinning Wisp
Top View
6.29 mm4.49 mm0.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6565307176
Side View
Table 60.0%CrownGirdle: UND-UNDPavilionCulet: NoneDepth 61.0%

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: $603 CAD|Low: $603 CAD|High: $1,862 CAD|Avg: $1,011 CAD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$603 CAD
Retailer 8$734 CAD
Retailer 7$858 CAD
Retailer 5$866 CAD
Retailer 2$947 CAD
Retailer 3$976 CAD
Retailer 6$1,183 CAD
Retailer 4$1,837 CAD

29 data points across 8 retailers

12 retailers$603 CAD to $2,500 CAD

A
Cheapest Retailer
-
$603 CAD
A
Retailer 2
-
$734 CAD
View
Final sale: no returns
A
Retailer 3
-
$798 CAD
View
A
Retailer 4
-
$858 CAD
View
A
Retailer 5
-
$866 CAD
View
A
Retailer 6
-
$920 CAD
View
A
Retailer 7
-
$947 CAD
View
B+
Retailer 8
-
$976 CAD
View
B+
Retailer 9
-
$982 CAD
View
B+
Retailer 10
-
$1,183 CAD
View
B
Retailer 11
-
$1,837 CAD
View
Most Expensive
B
NZ Jewellers
5e00d38b-622c-43f2-9f9e-ecd630ce6715 · Nov 5
$2,500 CAD
$1,777 USD
View
11 more retailers have this diamond
Prices start from $603 CADSave up to $1,896 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
$603 CAD