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Radiant|Natural|GIA

1.00ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 7556402598

Certificate GIA 7556402598

Diamond specifications and retailer prices

From £1,115 GBP
As of November 6, 2026
Save £1,830 GBP (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,944 GBP at NZ Jewellers · As of November 5, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556402598. Listed at 14 retailers as of November 5, 2026, with prices from £1,115 to £2,944, a £1,830 spread on the same certified stone. NZ Jewellers lists it at £2,944. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7556402598
Dimensions6.80 × 4.81 × 3.31 mm
L/W Ratio1.41
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural
Top View
6.80 mm4.81 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556402598
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.9%

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: £2,944 GBP|Low: £1,115 GBP|High: £2,944 GBP|Avg: £1,483 GBP
NZ Jewellers
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 7, 2026
Retailer 13£1,115 GBP
Retailer 14£1,118 GBP
Retailer 7£1,187 GBP
Retailer 6£1,195 GBP
Retailer 5£1,207 GBP
Retailer 11£1,207 GBP
Retailer 4£1,245 GBP
Retailer 12£1,263 GBP
Retailer 10£1,331 GBP
Retailer 2£1,339 GBP
Retailer 3£1,393 GBP
Retailer 8£1,640 GBP
Retailer 9£2,114 GBP
NZ Jewellers£2,944 GBP

39 data points across 14 retailers

14 retailers£1,115 GBP to £2,944 GBP

A
Cheapest Retailer
-
£1,115 GBP
Final sale: no returns
A
Retailer 2
-
£1,118 GBP
View
A
Retailer 3
-
£1,187 GBP
View
A
Retailer 4
-
£1,195 GBP
View
Retailer 5
-
£1,207 GBP
View
Price last confirmed 9 days ago
A
Retailer 6
-
£1,207 GBP
View
Retailer 7
-
£1,245 GBP
View
Price last confirmed 11 days ago
A
Retailer 8
-
£1,263 GBP
View
A
Retailer 9
-
£1,331 GBP
View
A
Retailer 10
-
£1,339 GBP
View
A
Retailer 11
-
£1,393 GBP
View
A
Retailer 12
-
£1,640 GBP
View
B+
Retailer 13
-
£2,114 GBP
View
Most Expensive
B
NZ Jewellers
548ee421-a241-4ec7-aeca-f3eb0d510a29 · Nov 5
£2,944 GBP
$3,941 USD
View
13 more retailers have this diamond
Prices start from £1,115 GBPSave up to £1,830 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
£1,115 GBP