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Radiant|Natural|GIA

1.02ct F I1 Radiant Natural Diamond

EX • F/I1 • GIA 5426142088

Certificate GIA 5426142088

Diamond specifications and retailer prices

From £1,394 GBP
$1,871 USD
As of November 3, 2026
Save £438 GBP (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,832 GBP at Yorxs · As of November 2, 2026
View at Yorxs

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5426142088. Listed at 2 retailers as of November 2, 2026, with prices from £1,394 to £1,832, a £438 spread on the same certified stone. Yorxs lists it at £1,832. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
F
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 5426142088
Dimensions7.37 × 4.95 × 3.38 mm
L/W Ratio1.49
Top View
7.37 mm4.95 mm1.02 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5426142088
Side View
Table 63.0%Crown 39.8°Girdle: THN-MEDPavilionCulet: NoneDepth 68.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £1,771 GBP|Low: £976 GBP|High: £1,832 GBP|Avg: £1,437 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 2, 2026
Retailer 4£976 GBP
Retailer 3£1,224 GBP
Retailer 2£1,394 GBP
Retailer 1£1,771 GBP
Yorxs£1,832 GBP

14 data points across 5 retailers

2 retailers£1,394 GBP to £1,832 GBP

A
Cheapest Retailer
-
£1,394 GBP
$1,871 USD
Most Expensive
B+
Yorxs
476497739 · Nov 2
£1,832 GBP
€2,342 EUR
View
1 more retailer has this diamond
Prices start from £1,394 GBPSave up to £438 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
1.02ct Radiant
£1,394 GBP