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Round|Natural|IGI

1.16ct K IF Round Natural Diamond

EX • K/IF • IGI 821618735

Shape and cutting style on the report: Round brilliant

Certificate IGI 821618735

Diamond specifications and retailer prices

From £1,076 GBP
As of November 5, 2026
Save £2,366 GBP (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,442 GBP at NZ Jewellers · As of November 2, 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 821618735. Listed at 17 retailers as of November 2, 2026, with prices from £1,076 to £3,442, a £2,366 spread on the same certified stone. NZ Jewellers lists it at £3,442. 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
FluorescenceFaint
Crown angle34.3°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 821618735
Dimensions6.69 × 6.72 × 4.20 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.69 mm6.72 mm1.16 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 821618735
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.7%

Caratlytics Score

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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 5
Current: £3,442 GBP|Low: £1,076 GBP|High: £3,523 GBP|Avg: £1,737 GBP|-2.3%
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
November 6, 2026
Retailer 10£1,076 GBP
Retailer 4£1,241 GBP
Retailer 2£1,389 GBP
Retailer 14£1,407 GBP
Retailer 13£1,415 GBP
Retailer 6£1,418 GBP
Retailer 3£1,476 GBP
Retailer 5£1,542 GBP
Retailer 7£1,557 GBP
Retailer 9£1,713 GBP
Retailer 8£1,897 GBP
Retailer 12£2,051 GBP
Retailer 11£2,452 GBP
NZ Jewellers£3,442 GBP

21 data points across 14 retailers

17 retailers£1,076 GBP to £3,442 GBP

A
Cheapest Retailer
-
£1,076 GBP
A
Retailer 2
-
£1,241 GBP
View
A
Retailer 3
-
£1,256 GBP
View
A
Retailer 4
-
£1,389 GBP
View
A
Retailer 5
-
£1,407 GBP
View
A
Retailer 6
-
£1,415 GBP
View
Retailer 7
-
£1,418 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£1,476 GBP
View
Retailer 9
-
£1,530 GBP
View
Price last confirmed 50 days ago
A
Retailer 10
-
£1,542 GBP
View
A
Retailer 11
-
£1,557 GBP
View
A
Retailer 12
-
£1,713 GBP
View
A
Retailer 13
-
£1,897 GBP
View
A
Retailer 14
-
£2,051 GBP
View
B+
Retailer 15
-
£2,452 GBP
View
Retailer 16
-
£3,182 GBP
View
Price last confirmed 46 days ago
Most Expensive
B
NZ Jewellers
e180a5a3-8320-45b6-827a-2e91df8c2bf5 · Nov 2
£3,442 GBP
$4,633 USD
View
16 more retailers have this diamond
Prices start from £1,076 GBPSave up to £2,366 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
£1,076 GBP