CaratHunter
Plans
Radiant|Natural|GIA

0.51ct I IF Radiant Natural Diamond

EX • I/IF • GIA 6542406342

Certificate GIA 6542406342

Diamond specifications and retailer prices

From £531 GBP
SGD 960 SGD
As of November 5, 2026
1 retailer carries this diamond
Only listing: £531 GBP at Fonder Diamond
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Fonder Diamond

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542406342. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle34.6°
OriginNatural
Grading LabGIA
CertificateGIA 6542406342
Dimensions5.41 × 4.00 × 2.67 mm
L/W Ratio1.35
Top View
5.41 mm4.00 mm0.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542406342
Side View
Table 67.0%CrownGirdle: STK-THKPavilion 34.6°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £531 GBP|Low: £373 GBP|High: £956 GBP|Avg: £572 GBP|+0.1%
Fonder Diamond
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
November 5, 2026
Retailer 10£373 GBP
Retailer 13£395 GBP
Retailer 6£453 GBP
Retailer 3£465 GBP
Retailer 12£482 GBP
Retailer 5£504 GBP
Fonder Diamond£531 GBP
Retailer 4£615 GBP
Retailer 9£620 GBP
Retailer 11£633 GBP
Retailer 8£650 GBP
Retailer 2£659 GBP
Retailer 14£675 GBP
Retailer 7£956 GBP

5 data points across 14 retailers

1 retailer

B+
Fonder Diamond
455336019 · Nov 5
£531 GBP
SGD 960 SGD
View

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.

B+
0.51ct Radiant
£531 GBP