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Round|Natural|IGI

1.02ct F IF Round Natural Diamond

EX • F/IF • IGI 809693992

Shape and cutting style on the report: Round brilliant

Certificate IGI 809693992

Diamond specifications and retailer prices

From £2,638 GBP
As of November 6, 2026
Save £2,929 GBP (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £5,928 GBP at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 809693992. Listed at 18 retailers as of November 4, 2026, with a 111% 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

1.02
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 809693992
Dimensions6.42 × 6.39 × 4.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.42 mm6.39 mm1.02 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 809693992
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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: £2,638 GBP|Low: £2,638 GBP|High: £5,567 GBP|Avg: £3,775 GBP|-0.4%
Retailer 1
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
Retailer 15
November 6, 2026
Retailer 1£2,638 GBP
Retailer 5£2,887 GBP
Retailer 2£3,057 GBP
Retailer 8£3,122 GBP
Retailer 4£3,235 GBP
Retailer 7£3,291 GBP
Retailer 6£3,403 GBP
Retailer 10£3,495 GBP
Retailer 9£3,616 GBP
Retailer 11£3,761 GBP
Retailer 13£3,901 GBP
Retailer 14£4,044 GBP
Retailer 15£4,076 GBP
Retailer 12£4,276 GBP
Retailer 3£5,567 GBP

30 data points across 15 retailers

18 retailers£2,638 GBP to £5,567 GBP

A
Cheapest Retailer
-
£2,638 GBP
A
Retailer 2
-
£2,887 GBP
View
A
Retailer 3
-
£3,057 GBP
View
A
Retailer 4
-
£3,122 GBP
View
A
Retailer 5
-
£3,235 GBP
View
Final sale: no returns
A
Retailer 6
-
£3,291 GBP
View
Retailer 7
-
£3,402 GBP
View
Price last confirmed 44 days ago
A
Retailer 8
-
£3,403 GBP
View
A
Retailer 9
-
£3,495 GBP
View
A
Retailer 10
-
£3,616 GBP
View
A
Retailer 11
-
£3,761 GBP
View
A
Retailer 12
-
£3,901 GBP
View
A
Retailer 13
-
£4,044 GBP
View
A
Retailer 14
-
£4,076 GBP
View
A
Retailer 15
-
£4,276 GBP
View
B+
Retailer 16
-
£5,567 GBP
View
Retailer 17
-
£5,928 GBP
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
a8b8e4ef-bc80-44f3-b5bd-efe925646fe0 · Sep 21
£5,928 GBP
$7,978 USD
View
Price last confirmed 45 days ago
17 more retailers have this diamond
Prices start from £2,638 GBPSave up to £2,929 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 Round
£2,638 GBP