CaratHunter
Plans
Radiant|Natural|GIA

0.51ct G IF Radiant Natural Diamond

GD • G/IF • GIA 1543283389

Certificate GIA 1543283389

Diamond specifications and retailer prices

From £407 GBP
As of November 6, 2026
Save £116 GBP (22%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £523 GBP at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded G colour (near-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 1543283389. Listed at 4 retailers as of November 6, 2026, with prices from £407 to £523, a £116 spread on the same certified stone. Brilliant Earth lists it at £523. 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
G
Colour
IF
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543283389
Dimensions5.13 × 3.97 × 2.72 mm
L/W Ratio1.29
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
5.13 mm3.97 mm0.51 ctG / IF
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543283389
Side View
Table 65.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.6%

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 6
Current: £523 GBP|Low: £363 GBP|High: £619 GBP|Avg: £495 GBP|-4.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 17, 2026
Retailer 4£407 GBP
Retailer 3£415 GBP
Retailer 2£457 GBP
Brilliant Earth£523 GBP
Retailer 5£619 GBP

7 data points across 5 retailers

4 retailers£407 GBP to £523 GBP

A
Cheapest Retailer
-
£407 GBP
A
Retailer 2
-
£415 GBP
View
Final sale: no returns
A
Retailer 3
-
£457 GBP
View
Most Expensive
B+
Brilliant Earth
18010060A · Nov 6
£523 GBP
$700 USD
View
3 more retailers have this diamond
Prices start from £407 GBPSave up to £116 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
£407 GBP