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Radiant|Natural|GIA

0.51ct D IF Radiant Natural Diamond

GD • D/IF • GIA 2554276984

Certificate GIA 2554276984

Diamond specifications and retailer prices

From £640 GBP
As of November 4, 2026
Save £291 GBP (31%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £931 GBP at GemTrove · As of November 6, 2026
View at GemTrove

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 IF clarity (flawless or internally-flawless), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2554276984. Listed at 3 retailers as of November 4, 2026, with prices from £640 to £931, a £291 spread on the same certified stone. GemTrove lists it at £931. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
IF
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554276984
Dimensions5.45 × 3.89 × 2.63 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Surface Graining, Minor Details of Polish
Top View
5.45 mm3.89 mm0.51 ctD / IF
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554276984
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.5%

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: £931 GBP|Low: £640 GBP|High: £931 GBP|Avg: £764 GBP
GemTrove
Retailer 2
Retailer 3
October 17, 2026
Retailer 3£640 GBP
Retailer 2£699 GBP
GemTrove£931 GBP

4 data points across 3 retailers

3 retailers£640 GBP to £931 GBP

A
Cheapest Retailer
-
£640 GBP
A
Retailer 2
-
£699 GBP
View
Most Expensive
B
GemTrove
GT-N-00961260-98 · Nov 6
£931 GBP
A$1,928 AUD
View
2 more retailers have this diamond
Prices start from £640 GBPSave up to £291 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
£640 GBP