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Oval|Natural|GIA

0.51ct K VS1 Oval Natural Diamond

EX • K/VS1 • GIA 5566045789

Certificate GIA 5566045789

Diamond specifications and retailer prices

From $587 AUD
As of November 1, 2026
Save $629 AUD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,215 AUD at Frank Darling · As of November 2, 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566045789. Listed at 10 retailers as of November 1, 2026, with prices from $587 to $1,215, a $629 spread on the same certified stone. Frank Darling lists it at $1,215. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
K
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36.65°
Pavilion angle40.09°
OriginNatural
Grading LabGIA
CertificateGIA 5566045789
Dimensions6.43 × 4.42 × 2.78 mm
L/W Ratio1.45
Culet sizeNone
Top View
6.43 mm4.42 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5566045789
Side View
Table 57.0%Crown 36.65°Girdle: STK-VTKPavilion 40.09°Culet: NoneDepth 62.9%

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 1
Current: $1,215 AUD|Low: $587 AUD|High: $1,256 AUD|Avg: $832 AUD|-3.3%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 9$587 AUD
Retailer 2$639 AUD
Retailer 8$665 AUD
Retailer 4$713 AUD
Retailer 7$761 AUD
Retailer 6$819 AUD
Retailer 5$860 AUD
Retailer 10$885 AUD
Retailer 3$1,012 AUD
Frank Darling$1,215 AUD

35 data points across 10 retailers

10 retailers$587 AUD to $1,215 AUD

A
Cheapest Retailer
-
$587 AUD
A
Retailer 2
-
$639 AUD
View
A
Retailer 3
-
$665 AUD
View
A
Retailer 4
-
$713 AUD
View
A
Retailer 5
-
$761 AUD
View
B+
Retailer 6
-
$819 AUD
View
B+
Retailer 7
-
$860 AUD
View
Retailer 8
-
$885 AUD
View
Price last confirmed 11 days ago
B
Retailer 9
-
$1,012 AUD
View
Most Expensive
B
Frank Darling
2672849HK · Nov 2
$1,215 AUD
$835 USD
View
9 more retailers have this diamond
Prices start from $587 AUDSave up to $629 AUD

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
$587 AUD