Oval|Natural|GIA

0.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • GIA 1568300963

Certificate GIA 1568300963

Diamond specifications and retailer prices

From $526 USD
As of November 4, 2026
Save $428 USD (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $954 USD at Frank Darling · As of November 4, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568300963. Listed at 8 retailers as of November 4, 2026, with prices from $526 to $954, a $428 spread on the same certified stone. Frank Darling lists it at $954. 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
SymmetryVery Good
FluorescenceNone
Crown angle39.43°
Pavilion angle40.37°
OriginNatural
Grading LabGIA
CertificateGIA 1568300963
Dimensions6.27 × 4.51 × 2.76 mm
L/W Ratio1.39
Culet sizeNone
Top View
6.27 mm4.51 mm0.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1568300963
Side View
Table 61.0%Crown 39.43°Girdle: MED-VTKPavilion 40.37°Culet: NoneDepth 61.2%

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 4
Current: $954 USD|Low: $526 USD|High: $997 USD|Avg: $698 USD|-4.3%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 6$526 USD
Retailer 8$530 USD
Retailer 2$545 USD
Retailer 3$637 USD
Retailer 5$684 USD
Retailer 4$747 USD
Retailer 7$793 USD
Frank Darling$954 USD

42 data points across 8 retailers

8 retailers$526 USD to $954 USD

A
Cheapest Retailer
-
$526 USD
A
Retailer 2
-
$530 USD
View
A
Retailer 3
-
$545 USD
View
A
Retailer 4
-
$637 USD
View
A
Retailer 5
-
$684 USD
View
B+
Retailer 6
-
$747 USD
View
B+
Retailer 7
-
$793 USD
View
Most Expensive
B+
Frank Darling
2686814HK · Nov 4
$954 USD
View
7 more retailers have this diamond
Prices start from $526 USDSave up to $428 USD

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
$526 USD