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Radiant|Natural|GIA

0.51ct K VS1 Radiant Natural Diamond

EX • K/VS1 • GIA 2556380012

Certificate GIA 2556380012

Diamond specifications and retailer prices

From £250 GBP
As of November 6, 2026
Save £543 GBP (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £793 GBP at MOH London · As of November 7, 2026
View at MOH London

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant 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 2556380012. Listed at 5 retailers as of November 6, 2026, with prices from £250 to £793, a £543 spread on the same certified stone. MOH London lists it at £793. 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
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556380012
Dimensions5.26 × 3.95 × 2.69 mm
L/W Ratio1.33
Girdle conditionPolished
Culet sizeNone
Top View
5.26 mm3.95 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2556380012
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £793 GBP|Low: £250 GBP|High: £807 GBP|Avg: £495 GBP|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 7, 2026
Retailer 3£250 GBP
Retailer 2£430 GBP
Retailer 4£519 GBP
MOH London£793 GBP

44 data points across 4 retailers

5 retailers£250 GBP to £793 GBP

A
Cheapest Retailer
-
£250 GBP
B+
Retailer 2
-
£430 GBP
View
B+
Retailer 3
-
£456 GBP
View
B+
Retailer 4
-
£519 GBP
View
Most Expensive
B
MOH London
13E7EE901 · Nov 7
£793 GBP
View
4 more retailers have this diamond
Prices start from £250 GBPSave up to £543 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 Radiant
£250 GBP