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Radiant|Natural|GIA

1.00ct J IF Radiant Natural Diamond

ID • J/IF • GIA 3505420237

Certificate GIA 3505420237

Diamond specifications and retailer prices

From £1,110 GBP
As of November 6, 2026
Save £1,062 GBP (49%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,172 GBP at Fonder Diamond · As of November 5, 2026
View at Fonder Diamond

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded J 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 3505420237. Listed at 7 retailers as of November 5, 2026, with prices from £1,110 to £2,172, a £1,062 spread on the same certified stone. Fonder Diamond lists it at £2,172. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3505420237
Dimensions6.10 × 4.91 × 3.43 mm
L/W Ratio1.24
Top View
6.10 mm4.91 mm1.00 ctJ / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3505420237
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.9%

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 6
Current: £2,172 GBP|Low: £1,110 GBP|High: £2,174 GBP|Avg: £1,431 GBP|+0.2%
Fonder Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 6£1,110 GBP
Retailer 2£1,120 GBP
Retailer 5£1,263 GBP
Retailer 4£1,331 GBP
Retailer 7£1,349 GBP
Retailer 3£1,487 GBP
Retailer 8£1,606 GBP
Fonder Diamond£2,172 GBP

12 data points across 8 retailers

7 retailers£1,110 GBP to £2,172 GBP

A
Cheapest Retailer
-
£1,110 GBP
A
Retailer 2
-
£1,120 GBP
View
A
Retailer 3
-
£1,263 GBP
View
A
Retailer 4
-
£1,331 GBP
View
B+
Retailer 5
-
£1,349 GBP
View
B+
Retailer 6
-
£1,487 GBP
View
Most Expensive
B+
Fonder Diamond
96899455 · Nov 5
£2,172 GBP
SGD 3,929 SGD
View
6 more retailers have this diamond
Prices start from £1,110 GBPSave up to £1,062 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
1.00ct Radiant
£1,110 GBP