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Round|Natural|IGI

1.13ct K IF Round Natural Diamond

EX • K/IF • IGI 778651624

Shape and cutting style on the report: Round brilliant

Certificate IGI 778651624

Diamond specifications and retailer prices

From £1,504 GBP
As of November 5, 2026
Save £1,641 GBP (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,144 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 778651624. Listed at 6 retailers as of November 5, 2026, with prices from £1,504 to £3,144, a £1,641 spread on the same certified stone. NZ Jewellers lists it at £3,144. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.13
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 778651624
Dimensions6.59 × 6.64 × 4.12 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.59 mm6.64 mm1.13 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778651624
Side View
Table 58.0%Crown 36.1°Girdle: Slightly ThickPavilion 40.6°CuletDepth 62.3%

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 5
Current: £3,144 GBP|Low: £1,504 GBP|High: £3,144 GBP|Avg: £2,109 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 6£1,504 GBP
Retailer 4£1,573 GBP
Retailer 7£1,750 GBP
Retailer 8£1,778 GBP
Retailer 3£2,052 GBP
Retailer 5£2,294 GBP
Retailer 2£2,627 GBP
NZ Jewellers£3,144 GBP

25 data points across 8 retailers

6 retailers£1,504 GBP to £3,144 GBP

A
Cheapest Retailer
-
£1,504 GBP
A
Retailer 2
-
£1,573 GBP
View
A
Retailer 3
-
£2,052 GBP
View
B+
Retailer 4
-
£2,294 GBP
View
B+
Retailer 5
-
£2,627 GBP
View
Most Expensive
B
NZ Jewellers
a8956c09-b2ad-443c-8eb6-64a73bc60f26 · Nov 5
£3,144 GBP
$4,232 USD
View
5 more retailers have this diamond
Prices start from £1,504 GBPSave up to £1,641 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
1.13ct Round
£1,504 GBP