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Round|Natural|IGI

1.03ct D IF Round Natural Diamond

EX • D/IF • IGI 771653236

Shape and cutting style on the report: Round brilliant

Certificate IGI 771653236

Diamond specifications and retailer prices

From £4,540 GBP
As of November 4, 2026
Save £4,890 GBP (52%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £9,431 GBP at NZ Jewellers · As of November 5, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 771653236. Listed at 15 retailers as of November 4, 2026, with prices from £4,540 to £9,431, a £4,890 spread on the same certified stone. NZ Jewellers lists it at £9,431. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.1°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 771653236
Dimensions6.38 × 6.43 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.38 mm6.43 mm1.03 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 771653236
Side View
Table 59.0%Crown 36.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.2%

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 4
Current: £5,300 GBP|Low: £4,540 GBP|High: £7,952 GBP|Avg: £5,641 GBP|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£4,540 GBP
Retailer 6£4,655 GBP
Retailer 3£5,020 GBP
Retailer 7£5,204 GBP
Retailer 1£5,300 GBP
Retailer 4£5,686 GBP
Retailer 2£6,879 GBP
Retailer 5£7,837 GBP

36 data points across 8 retailers

15 retailers£4,540 GBP to £9,431 GBP

A
Cheapest Retailer
-
£4,540 GBP
A
Retailer 2
-
£4,655 GBP
View
A
Retailer 3
-
£4,917 GBP
View
A
Retailer 4
-
£5,020 GBP
View
A
Retailer 5
-
£5,204 GBP
View
Final sale: no returns
A
Retailer 6
-
£5,205 GBP
View
A
Retailer 7
-
£5,300 GBP
View
A
Retailer 8
-
£5,639 GBP
View
A
Retailer 9
-
£5,686 GBP
View
A
Retailer 10
-
£5,725 GBP
View
A
Retailer 11
-
£5,760 GBP
View
A
Retailer 12
-
£6,506 GBP
View
A
Retailer 13
-
£6,879 GBP
View
B+
Retailer 14
-
£7,837 GBP
View
Most Expensive
B+
NZ Jewellers
382148f0-346b-4b7b-b68c-ddc1b4846fdc · Nov 5
£9,431 GBP
$12,693 USD
View
14 more retailers have this diamond
Prices start from £4,540 GBPSave up to £4,890 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
£4,540 GBP