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Oval|Natural|GIA

0.51ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 1567424503

Certificate GIA 1567424503

Diamond specifications and retailer prices

From $651 CAD
As of November 7, 2026
Save $652 CAD (50%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,303 CAD at Frank Darling · As of November 7, 2026
View at Frank Darling

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1567424503. Listed at 8 retailers as of November 7, 2026, with prices from $651 to $1,303, a $652 spread on the same certified stone. Frank Darling lists it at $1,303. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.33°
Pavilion angle42.03°
OriginNatural
Grading LabGIA
CertificateGIA 1567424503
Dimensions6.48 × 4.47 × 2.77 mm
L/W Ratio1.45
Culet sizeNone
Top View
6.48 mm4.47 mm0.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1567424503
Side View
Table 59.0%Crown 35.33°Girdle: THN-THKPavilion 42.03°Culet: NoneDepth 61.9%

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 7
Current: $1,303 CAD|Low: $651 CAD|High: $1,314 CAD|Avg: $934 CAD|-0.8%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 2$651 CAD
Retailer 7$700 CAD
Retailer 8$738 CAD
Retailer 3$910 CAD
Retailer 5$980 CAD
Retailer 4$997 CAD
Retailer 6$1,065 CAD
Frank Darling$1,303 CAD

15 data points across 8 retailers

8 retailers$651 CAD to $1,303 CAD

A
Cheapest Retailer
-
$651 CAD
A
Retailer 2
-
$700 CAD
View
Retailer 3
-
$738 CAD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$910 CAD
View
B+
Retailer 5
-
$980 CAD
View
A
Retailer 6
-
$997 CAD
View
B+
Retailer 7
-
$1,065 CAD
View
Most Expensive
B
Frank Darling
2695357HK · Nov 7
$1,303 CAD
$927 USD
View
7 more retailers have this diamond
Prices start from $651 CADSave up to $652 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
$651 CAD