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Oval|Natural|GIA

0.51ct K VS2 Oval Natural Diamond

EX • K/VS2 • GIA 6561205381

Certificate GIA 6561205381

Diamond specifications and retailer prices

From £365 GBP
As of November 5, 2026
Save £301 GBP (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £666 GBP at Frank Darling · As of November 6, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561205381. Listed at 5 retailers as of November 5, 2026, with prices from £365 to £666, a £301 spread on the same certified stone. Frank Darling lists it at £666. 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
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.37°
Pavilion angle38.57°
OriginNatural
Grading LabGIA
CertificateGIA 6561205381
Dimensions6.81 × 4.33 × 2.60 mm
L/W Ratio1.57
Culet sizeNone
Top View
6.81 mm4.33 mm0.51 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561205381
Side View
Table 60.0%Crown 38.37°Girdle: THN-STKPavilion 38.57°Culet: NoneDepth 60.0%

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 5
Current: £666 GBP|Low: £363 GBP|High: £678 GBP|Avg: £500 GBP|-1.7%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 3£365 GBP
Retailer 4£415 GBP
Retailer 5£495 GBP
Retailer 2£506 GBP
Frank Darling£666 GBP

44 data points across 5 retailers

5 retailers£365 GBP to £666 GBP

A
Cheapest Retailer
-
£365 GBP
B+
Retailer 2
-
£415 GBP
View
B+
Retailer 3
-
£495 GBP
View
B+
Retailer 4
-
£506 GBP
View
Most Expensive
B
Frank Darling
2683965HK · Nov 6
£666 GBP
$891 USD
View
4 more retailers have this diamond
Prices start from £365 GBPSave up to £301 GBP

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
£365 GBP