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Round|Natural|IGI

1.09ct I IF Round Natural Diamond

EX • I/IF • IGI 774652050

Shape and cutting style on the report: Round brilliant

Certificate IGI 774652050

Diamond specifications and retailer prices

From $2,506 USD
£1,973 GBP
As of October 30, 2026
Save $3,324 USD (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,830 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 774652050. Listed at 8 retailers as of October 30, 2026, with prices from $2,506 to $5,830, a $3,324 spread on the same certified stone. NZ Jewellers lists it at $5,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 774652050
Dimensions6.60 × 6.66 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.60 mm6.66 mm1.09 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 774652050
Side View
Table 63.0%Crown 34.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.6%

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: Oct 30
Current: $5,830 USD|Low: $2,497 USD|High: $5,830 USD|Avg: $3,338 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4$2,506 USD
Retailer 10$2,543 USD
Retailer 8$2,789 USD
Retailer 9$2,816 USD
Retailer 7$2,820 USD
Retailer 6$2,896 USD
Retailer 11$2,930 USD
Retailer 3$3,064 USD
Retailer 2$3,243 USD
Retailer 5$4,912 USD
NZ Jewellers$5,830 USD

31 data points across 11 retailers

8 retailers$2,506 USD to $5,830 USD

A
Cheapest Retailer
-
$2,506 USD
£1,973 GBP
A
Retailer 2
-
$2,789 USD
View
A
Retailer 3
-
$2,816 USD
View
A
Retailer 4
-
$2,820 USD
View
A
Retailer 5
-
$2,896 USD
View
A
Retailer 6
-
$3,243 USD
€3,089 EUR
View
B+
Retailer 7
-
$4,912 USD
£3,868 GBP
View
Most Expensive
B
NZ Jewellers
98e813c2-6929-4268-80ea-67ec5cb8fc5d · Oct 30
$5,830 USD
View
7 more retailers have this diamond
Prices start from $2,506 USDSave up to $3,324 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
1.09ct Round
$2,506 USD