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Round|Natural|IGI

1.30ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 735514095

Shape and cutting style on the report: Round brilliant

Certificate IGI 735514095

Diamond specifications and retailer prices

From £1,250 GBP
As of November 6, 2026
Save £5,188 GBP (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £6,437 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 735514095. Listed at 13 retailers as of November 2, 2026, with prices from £1,250 to £6,437, a £5,188 spread on the same certified stone. MOH London lists it at £6,437. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 735514095
Dimensions6.91 × 6.94 × 4.36 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.91 mm6.94 mm1.30 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 735514095
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.0%

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: £6,437 GBP|Low: £1,250 GBP|High: £6,437 GBP|Avg: £2,398 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 2£1,250 GBP
Retailer 9£1,449 GBP
Retailer 6£2,089 GBP
Retailer 8£2,127 GBP
Retailer 4£3,622 GBP
Retailer 12£3,781 GBP
Retailer 3£3,786 GBP
Retailer 5£4,041 GBP
Retailer 10£4,041 GBP
Retailer 13£4,425 GBP
Retailer 11£4,663 GBP
Retailer 7£4,930 GBP
MOH London£6,437 GBP

39 data points across 13 retailers

13 retailers£1,250 GBP to £6,437 GBP

A
Cheapest Retailer
-
£1,250 GBP
A
Retailer 2
-
£1,449 GBP
View
A
Retailer 3
-
£2,089 GBP
View
A
Retailer 4
-
£2,127 GBP
View
B
Retailer 5
-
£3,622 GBP
View
B
Retailer 6
-
£3,781 GBP
View
B
Retailer 7
-
£3,786 GBP
View
B
Retailer 8
-
£4,041 GBP
View
B
Retailer 9
-
£4,041 GBP
View
B
Retailer 10
-
£4,425 GBP
View
B
Retailer 11
-
£4,663 GBP
View
C
Retailer 12
-
£4,930 GBP
View
Most Expensive
B
MOH London
55994B24F · Nov 2
£6,437 GBP
View
12 more retailers have this diamond
Prices start from £1,250 GBPSave up to £5,188 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
1.30ct Round
£1,250 GBP