Radiant|Natural|IGI

1.00ct F I1 Radiant Natural Diamond

EX • F/I1

Diamond specifications and retailer prices

From £782 GBP
$1,050 USD
As of November 1, 2026
Save £1,324 GBP (63%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £2,514 GBP at NZ Jewellers · As of September 20, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI. Listed at 25 retailers as of October 30, 2026, with a 169% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
Dimensions7.82 × 4.98 × 2.98 mm
L/W Ratio1.57
Top View
7.82 mm4.98 mm1.00 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 67.0%CrownGirdle: MediumPavilionCulet: NoneDepth 59.8%

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 1
Current: £2,107 GBP|Low: £782 GBP|High: £2,514 GBP|Avg: £1,128 GBP|-16.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 6£782 GBP
Retailer 3£790 GBP
Retailer 5£812 GBP
Retailer 2£861 GBP
Retailer 4£903 GBP
NZ Jewellers£2,107 GBP

23 data points across 6 retailers

25 retailers£782 GBP to £2,107 GBP

A
Cheapest Retailer
-
£782 GBP
$1,050 USD
A
Retailer 2
-
£790 GBP
$1,060 USD
View
Retailer 3
-
£812 GBP
$1,089 USD
View
Price last confirmed 29 days ago
Retailer 4
-
£812 GBP
$1,089 USD
View
Price last confirmed 26 days ago
A
Retailer 5
-
£812 GBP
$1,090 USD
View
Retailer 6
-
£820 GBP
$1,100 USD
View
Price last confirmed 41 days ago
Retailer 7
-
£820 GBP
$1,100 USD
View
Price last confirmed 49 days ago
Retailer 8
-
£820 GBP
$1,100 USD
View
Price last confirmed 34 days ago
Retailer 9
-
£820 GBP
$1,100 USD
View
Price last confirmed 26 days ago
Retailer 10
-
£820 GBP
$1,100 USD
View
Price last confirmed 37 days ago
Retailer 11
-
£843 GBP
$1,131 USD
View
Price last confirmed 33 days ago
B+
Retailer 12
-
£861 GBP
$1,155 USD
View
B+
Retailer 13
-
£903 GBP
$1,212 USD
View
Retailer 14
-
£937 GBP
$1,257 USD
View
Price last confirmed 26 days ago
Retailer 15
-
£937 GBP
$1,257 USD
View
Price last confirmed 29 days ago
Retailer 16
-
£946 GBP
$1,269 USD
View
Price last confirmed 57 days ago
Retailer 17
-
£946 GBP
$1,269 USD
View
Price last confirmed 41 days ago
Retailer 18
-
£946 GBP
$1,269 USD
View
Price last confirmed 42 days ago
Retailer 19
-
£946 GBP
$1,269 USD
View
Price last confirmed 34 days ago
B
Retailer 20
-
£2,107 GBP
$2,827 USD
View
Retailer 21
-
£2,186 GBP
$2,933 USD
View
Price last confirmed 35 days ago
Retailer 22
-
£2,186 GBP
$2,933 USD
View
Price last confirmed 30 days ago
Retailer 23
-
£2,207 GBP
$2,961 USD
View
Price last confirmed 34 days ago
Retailer 24
-
£2,207 GBP
$2,961 USD
View
Price last confirmed 27 days ago
Most Expensive
NZ Jewellers
34785e50-9abc-44d6-b6fd-8e2bdbafb401 · Sep 20
£2,514 GBP
$3,374 USD
View
Price last confirmed 43 days ago
24 more retailers have this diamond
Prices start from £782 GBPSave up to £1,324 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
£782 GBP