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Round|Natural|IGI

1.03ct D IF Round Natural Diamond

EX • D/IF • IGI 758571868

Shape and cutting style on the report: Round brilliant

Certificate IGI 758571868

Diamond specifications and retailer prices

From £5,123 GBP
As of November 4, 2026
Save £4,959 GBP (49%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £10,082 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 758571868. Listed at 18 retailers as of November 4, 2026, with prices from £5,123 to £10,082, a £4,959 spread on the same certified stone. NZ Jewellers lists it at £10,082. 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
FluorescenceNone
Crown angle33.5°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 758571868
Dimensions6.53 × 6.57 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.53 mm6.57 mm1.03 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 758571868
Side View
Table 58.0%Crown 33.5°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 60.9%

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 4
Current: £10,082 GBP|Low: £4,701 GBP|High: £10,210 GBP|Avg: £6,371 GBP|-1.3%
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
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 9£4,712 GBP
Retailer 14£5,123 GBP
Retailer 3£5,192 GBP
Retailer 6£5,211 GBP
Retailer 10£5,367 GBP
Retailer 8£5,483 GBP
Retailer 17£5,554 GBP
Retailer 5£5,564 GBP
Retailer 12£5,669 GBP
Retailer 4£6,029 GBP
Retailer 15£6,121 GBP
Retailer 16£6,155 GBP
Retailer 11£6,545 GBP
Retailer 7£6,956 GBP
Retailer 2£7,354 GBP
Retailer 13£8,379 GBP
NZ Jewellers£10,082 GBP

22 data points across 17 retailers

18 retailers£5,123 GBP to £10,082 GBP

Retailer 1
-
£4,712 GBP
Price last confirmed 12 days ago
Retailer 2
-
£4,806 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
£5,123 GBP
View
A
Retailer 4
-
£5,192 GBP
View
A
Retailer 5
-
£5,211 GBP
View
A
Retailer 6
-
£5,367 GBP
View
Retailer 7
-
£5,483 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£5,554 GBP
View
A
Retailer 9
-
£5,564 GBP
View
Final sale: no returns
A
Retailer 10
-
£5,669 GBP
View
A
Retailer 11
-
£6,029 GBP
View
A
Retailer 12
-
£6,121 GBP
View
A
Retailer 13
-
£6,155 GBP
View
A
Retailer 14
-
£6,545 GBP
View
A
Retailer 15
-
£6,956 GBP
View
A
Retailer 16
-
£7,354 GBP
View
B+
Retailer 17
-
£8,379 GBP
View
Most Expensive
B+
NZ Jewellers
130d4d75-1691-4c28-baad-023e2f4521bc · Nov 5
£10,082 GBP
$13,570 USD
View
17 more retailers have this diamond
Prices start from £5,123 GBPSave up to £4,959 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
£5,123 GBP