Round|Natural|IGI

1.03ct L IF Round Natural Diamond

EX • L/IF • IGI 806607058

Shape and cutting style on the report: Round brilliant

Certificate IGI 806607058

Diamond specifications and retailer prices

From £891 GBP
As of November 6, 2026
Save £729 GBP (45%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,916 GBP at NZ Jewellers · As of September 27, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded L colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 806607058. Listed at 19 retailers as of November 5, 2026, with a 82% 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

1.03
Carat
L
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 806607058
Dimensions6.41 × 6.47 × 4.05 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
Faint Brown
Top View
6.41 mm6.47 mm1.03 ctL / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 806607058
Side View
Table 58.0%Crown 34.9°Girdle: THN-STKPavilion 41.6°CuletDepth 62.8%

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 6
Current: £891 GBP|Low: £891 GBP|High: £1,632 GBP|Avg: £1,249 GBP|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1£891 GBP
Retailer 7£1,108 GBP
Retailer 5£1,183 GBP
Retailer 4£1,195 GBP
Retailer 6£1,249 GBP
Retailer 8£1,297 GBP
Retailer 3£1,458 GBP
Retailer 2£1,620 GBP

41 data points across 8 retailers

19 retailers£891 GBP to £1,620 GBP

A
Cheapest Retailer
-
£891 GBP
A
Retailer 2
-
£1,108 GBP
View
A
Retailer 3
-
£1,183 GBP
View
Retailer 4
-
£1,195 GBP
View
Price last confirmed 55 days ago
Retailer 5
-
£1,195 GBP
View
Price last confirmed 45 days ago
Retailer 6
-
£1,195 GBP
View
Price last confirmed 25 days ago
Retailer 7
-
£1,195 GBP
View
Price last confirmed 29 days ago
A
Retailer 8
-
£1,249 GBP
View
Retailer 9
-
£1,250 GBP
View
Price last confirmed 38 days ago
A
Retailer 10
-
£1,256 GBP
View
A
Retailer 11
-
£1,297 GBP
View
Retailer 12
-
£1,380 GBP
View
Price last confirmed 60 days ago
Retailer 13
-
£1,380 GBP
View
Price last confirmed 28 days ago
Retailer 14
-
£1,380 GBP
View
Price last confirmed 44 days ago
B+
Retailer 15
-
£1,458 GBP
View
B+
Retailer 16
-
£1,620 GBP
View
Retailer 17
-
£2,916 GBP
View
Price last confirmed 55 days ago
Retailer 18
-
£2,916 GBP
View
Price last confirmed 42 days ago
Most Expensive
NZ Jewellers
a901d853-be64-433b-8427-622f02d2d498 · Sep 27
£2,916 GBP
$3,925 USD
View
Price last confirmed 40 days ago
18 more retailers have this diamond
Prices start from £891 GBPSave up to £729 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
1.03ct Round
£891 GBP