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Round|Natural|IGI

1.03ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 833651275

Shape and cutting style on the report: Round brilliant

Certificate IGI 833651275

Diamond specifications and retailer prices

From £1,062 GBP
As of November 1, 2026
Save £1,839 GBP (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,901 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 833651275. Listed at 15 retailers as of November 1, 2026, with prices from £1,062 to £2,901, a £1,839 spread on the same certified stone. NZ Jewellers lists it at £2,901. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 833651275
Dimensions6.44 × 6.50 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.44 mm6.50 mm1.03 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 833651275
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.3%

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 1
Current: £2,901 GBP|Low: £1,106 GBP|High: £2,901 GBP|Avg: £1,484 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
Retailer 14
November 6, 2026
Retailer 2£1,106 GBP
Retailer 5£1,190 GBP
Retailer 14£1,190 GBP
Retailer 12£1,192 GBP
Retailer 3£1,245 GBP
Retailer 4£1,251 GBP
Retailer 13£1,291 GBP
Retailer 7£1,326 GBP
Retailer 6£1,372 GBP
Retailer 8£1,386 GBP
Retailer 9£1,452 GBP
Retailer 11£1,600 GBP
Retailer 10£2,078 GBP
NZ Jewellers£2,901 GBP

15 data points across 14 retailers

15 retailers£1,062 GBP to £2,901 GBP

A
Cheapest Retailer
-
£1,062 GBP
A
Retailer 2
-
£1,106 GBP
View
Retailer 3
-
£1,190 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£1,190 GBP
View
A
Retailer 5
-
£1,192 GBP
View
A
Retailer 6
-
£1,245 GBP
View
A
Retailer 7
-
£1,251 GBP
View
A
Retailer 8
-
£1,291 GBP
View
A
Retailer 9
-
£1,326 GBP
View
A
Retailer 10
-
£1,372 GBP
View
A
Retailer 11
-
£1,386 GBP
View
A
Retailer 12
-
£1,452 GBP
View
A
Retailer 13
-
£1,600 GBP
View
B+
Retailer 14
-
£2,078 GBP
View
Most Expensive
B
NZ Jewellers
b4275ffd-c774-42fe-9e74-9c47a02d7fdd · Nov 5
£2,901 GBP
$3,905 USD
View
14 more retailers have this diamond
Prices start from £1,062 GBPSave up to £1,839 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
£1,062 GBP