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Radiant|Natural|IGI

1.00ct F SI2 Radiant Natural Diamond

VG • F/SI2 • IGI 713504312

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 713504312

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)
15 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 very-good cut grade and certified by IGI 713504312. Listed at 15 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. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle27.8°
OriginNatural
Grading LabIGI
CertificateIGI 713504312
Dimensions7.13 × 4.59 × 3.20 mm
L/W Ratio1.55
Culet sizePointed
Top View
7.13 mm4.59 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 713504312
Side View
Table 62.0%Crown 44.6°Girdle: STK-THKPavilion 27.8°Culet: NoneDepth 69.7%

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: £1,021 GBP|High: £2,944 GBP|Avg: £1,474 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
November 6, 2026
Retailer 12£1,115 GBP
Retailer 2£1,187 GBP
Retailer 3£1,193 GBP
Retailer 4£1,207 GBP
Retailer 9£1,207 GBP
Retailer 5£1,242 GBP
Retailer 13£1,262 GBP
Retailer 8£1,263 GBP
Retailer 11£1,331 GBP
Retailer 10£1,393 GBP
Retailer 6£1,640 GBP
Retailer 7£2,109 GBP
NZ Jewellers£2,944 GBP

44 data points across 13 retailers

15 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
-
£1,193 GBP
View
Retailer 5
-
£1,207 GBP
View
Price last confirmed 9 days ago
A
Retailer 6
-
£1,207 GBP
View
A
Retailer 7
-
£1,242 GBP
View
A
Retailer 8
-
£1,262 GBP
View
A
Retailer 9
-
£1,263 GBP
View
A
Retailer 10
-
£1,309 GBP
View
A
Retailer 11
-
£1,331 GBP
View
B+
Retailer 12
-
£1,393 GBP
View
B+
Retailer 13
-
£1,640 GBP
View
B+
Retailer 14
-
£2,109 GBP
View
Most Expensive
B
NZ Jewellers
abef5973-4ee4-4354-ac7f-19fc6631f3bf · Nov 5
£2,944 GBP
$3,941 USD
View
14 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