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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 $1,448 USD
As of November 5, 2026
Save $3,185 USD (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,633 USD 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 $1,448 to $4,633, a $3,185 spread on the same certified stone. NZ Jewellers lists it at $4,633. 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
Color
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

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 5
Current: $4,633 USD|Low: $1,448 USD|High: $4,741 USD|Avg: $2,338 USD|-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$1,448 USD
Retailer 4$1,670 USD
Retailer 2$1,870 USD
Retailer 14$1,894 USD
Retailer 13$1,905 USD
Retailer 6$1,908 USD
Retailer 3$1,987 USD
Retailer 5$2,076 USD
Retailer 7$2,095 USD
Retailer 9$2,306 USD
Retailer 8$2,553 USD
Retailer 12$2,761 USD
Retailer 11$3,300 USD
NZ Jewellers$4,633 USD

21 data points across 14 retailers

17 retailers$1,448 USD to $4,633 USD

A
Cheapest Retailer
-
$1,448 USD
A
Retailer 2
-
$1,670 USD
View
A
Retailer 3
-
$1,690 USD
View
A
Retailer 4
-
$1,870 USD
View
A
Retailer 5
-
$1,894 USD
View
A
Retailer 6
-
$1,905 USD
View
Retailer 7
-
$1,908 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,987 USD
View
Retailer 9
-
$2,059 USD
View
Price last confirmed 50 days ago
A
Retailer 10
-
$2,076 USD
View
A
Retailer 11
-
$2,095 USD
View
A
Retailer 12
-
$2,306 USD
View
A
Retailer 13
-
$2,553 USD
View
A
Retailer 14
-
$2,761 USD
View
B+
Retailer 15
-
$3,300 USD
View
Retailer 16
-
$4,283 USD
View
Price last confirmed 46 days ago
Most Expensive
B
NZ Jewellers
e180a5a3-8320-45b6-827a-2e91df8c2bf5 · Nov 2
$4,633 USD
View
16 more retailers have this diamond
Prices start from $1,448 USDSave up to $3,185 USD

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
$1,448 USD