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Round|Natural|IGI

1.16ct K IF Round Natural Diamond

EX • K/IF • IGI 620410545

Shape and cutting style on the report: Round brilliant

Certificate IGI 620410545

Diamond specifications and retailer prices

From £1,526 GBP
As of November 4, 2026
Save £2,007 GBP (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,533 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.16ct natural round diamond

This 1.16ct 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 620410545. Listed at 14 retailers as of November 4, 2026, with prices from £1,526 to £3,533, a £2,007 spread on the same certified stone. NZ Jewellers lists it at £3,533. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.16
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 620410545
Dimensions6.80 × 6.76 × 4.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.80 mm6.76 mm1.16 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 620410545
Side View
Table 58.0%Crown 35°Girdle: ThinPavilion 41.6°Culet: NoneDepth 62.6%

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: £1,857 GBP|Low: £1,450 GBP|High: £2,996 GBP|Avg: £2,052 GBP|+3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7£1,450 GBP
Retailer 6£1,694 GBP
Retailer 8£1,793 GBP
Retailer 1£1,857 GBP
Retailer 3£1,938 GBP
Retailer 4£2,063 GBP
Retailer 2£2,094 GBP
Retailer 9£2,730 GBP
Retailer 5£2,952 GBP

24 data points across 9 retailers

14 retailers£1,526 GBP to £3,533 GBP

A
Cheapest Retailer
-
£1,526 GBP
Retailer 2
-
£1,690 GBP
View
Price last confirmed 21 days ago
Retailer 3
-
£1,690 GBP
View
Price last confirmed 19 days ago
A
Retailer 4
-
£1,694 GBP
View
Retailer 5
-
£1,768 GBP
View
Price last confirmed 22 days ago
A
Retailer 6
-
£1,793 GBP
View
A
Retailer 7
-
£1,857 GBP
View
A
Retailer 8
-
£1,938 GBP
View
Retailer 9
-
£1,950 GBP
View
Price last confirmed 19 days ago
A
Retailer 10
-
£2,063 GBP
View
A
Retailer 11
-
£2,094 GBP
View
B+
Retailer 12
-
£2,952 GBP
View
Retailer 13
-
£3,533 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
NZ Jewellers
3949ffa3-7d3f-4380-8491-64e0cec84d22 · Nov 5
£3,533 GBP
$4,755 USD
View
13 more retailers have this diamond
Prices start from £1,526 GBPSave up to £2,007 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
1.16ct Round
£1,526 GBP