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Radiant|Natural|GIA

0.51ct E IF Radiant Natural Diamond

GD • E/IF • GIA 1549396519

Certificate GIA 1549396519

Diamond specifications and retailer prices

From £513 GBP
As of November 4, 2026
Save £295 GBP (37%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £808 GBP at GemTrove · As of November 4, 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 E 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 1549396519. Listed at 6 retailers as of November 4, 2026, with prices from £513 to £808, a £295 spread on the same certified stone. GemTrove lists it at £808. 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
E
Colour
IF
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1549396519
Dimensions5.12 × 4.07 × 2.78 mm
L/W Ratio1.26
Culet sizeNone
Key to symbols
Surface Graining, Minor Details of Polish
Top View
5.12 mm4.07 mm0.51 ctE / IF
OriginNatural
CutGood
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1549396519
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.3%

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: £808 GBP|Low: £454 GBP|High: £881 GBP|Avg: £661 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 17, 2026
Retailer 6£513 GBP
Retailer 5£517 GBP
Retailer 2£563 GBP
Retailer 4£574 GBP
Retailer 3£650 GBP
GemTrove£808 GBP
Retailer 7£881 GBP

8 data points across 7 retailers

6 retailers£513 GBP to £808 GBP

A
Cheapest Retailer
-
£513 GBP
A
Retailer 2
-
£517 GBP
View
Final sale: no returns
A
Retailer 3
-
£563 GBP
View
A
Retailer 4
-
£574 GBP
View
A
Retailer 5
-
£650 GBP
View
Most Expensive
B+
GemTrove
GT-N-00961184-98 · Nov 4
£808 GBP
A$1,678 AUD
View
5 more retailers have this diamond
Prices start from £513 GBPSave up to £295 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