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Radiant|Natural|GIA

0.51ct D VS1 Radiant Natural Diamond

EX • D/VS1 • GIA 5566585789

Certificate GIA 5566585789

Diamond specifications and retailer prices

From £513 GBP
As of November 4, 2026
Save £1,274 GBP (71%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,787 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566585789. Listed at 20 retailers as of November 3, 2026, with prices from £513 to £1,787, a £1,274 spread on the same certified stone. NZ Jewellers lists it at £1,787. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566585789
Dimensions5.65 × 3.94 × 2.62 mm
L/W Ratio1.43
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Pinpoint, Cloud
Top View
5.65 mm3.94 mm0.51 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566585789
Side View
Table 65.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.4%

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 4
Current: £1,787 GBP|Low: £462 GBP|High: £1,873 GBP|Avg: £770 GBP|-4.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 16£513 GBP
Retailer 5£532 GBP
Retailer 15£565 GBP
Retailer 8£570 GBP
Retailer 4£570 GBP
Retailer 10£575 GBP
Retailer 17£577 GBP
Retailer 11£597 GBP
Retailer 7£600 GBP
Retailer 19£641 GBP
Retailer 18£644 GBP
Retailer 12£646 GBP
Retailer 13£661 GBP
Retailer 20£713 GBP
Retailer 9£773 GBP
Retailer 6£804 GBP
Retailer 14£858 GBP
Retailer 3£1,042 GBP
Retailer 2£1,117 GBP
NZ Jewellers£1,787 GBP

16 data points across 20 retailers

20 retailers£513 GBP to £1,787 GBP

A
Cheapest Retailer
-
£513 GBP
Final sale: no returns
A
Retailer 2
-
£532 GBP
View
A
Retailer 3
-
£565 GBP
View
A
Retailer 4
-
£570 GBP
View
A
Retailer 5
-
£570 GBP
View
A
Retailer 6
-
£575 GBP
View
A
Retailer 7
-
£577 GBP
View
A
Retailer 8
-
£597 GBP
View
A
Retailer 9
-
£600 GBP
View
A
Retailer 10
-
£641 GBP
View
A
Retailer 11
-
£644 GBP
View
B+
Retailer 12
-
£646 GBP
View
A
Retailer 13
-
£661 GBP
View
B+
Retailer 14
-
£713 GBP
View
B+
Retailer 15
-
£773 GBP
View
B+
Retailer 16
-
£804 GBP
View
B+
Retailer 17
-
£858 GBP
View
B+
Retailer 18
-
£1,042 GBP
View
B
Retailer 19
-
£1,117 GBP
View
Most Expensive
B
NZ Jewellers
51889048-249d-4534-b6a4-fc71df77ade1 · Nov 3
£1,787 GBP
$2,412 USD
View
19 more retailers have this diamond
Prices start from £513 GBPSave up to £1,274 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
£513 GBP