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Round|Natural|IGI

1.09ct K IF Round Natural Diamond

EX • K/IF • IGI 778692415

Shape and cutting style on the report: Round brilliant

Certificate IGI 778692415

Diamond specifications and retailer prices

From $4,031 NZD
As of October 31, 2026
Save $850 NZD (17%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,607 NZD 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 K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 778692415. Listed at 9 retailers as of October 31, 2026, with a relatively tight 21% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 778692415
Dimensions6.54 × 6.57 × 4.14 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.54 mm6.57 mm1.09 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778692415
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $7,607 NZD|Low: $3,257 NZD|High: $7,607 NZD|Avg: $4,498 NZD
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 7$3,268 NZD
Retailer 13$3,440 NZD
Retailer 11$3,638 NZD
Retailer 4$3,688 NZD
Retailer 6$3,688 NZD
Retailer 9$3,807 NZD
Retailer 3$3,983 NZD
Retailer 12$4,031 NZD
Retailer 10$4,038 NZD
Retailer 5$4,131 NZD
Retailer 2$4,881 NZD
Retailer 14$5,958 NZD
Retailer 8$6,408 NZD
NZ Jewellers$7,607 NZD

32 data points across 14 retailers

9 retailers$4,031 NZD to $4,881 NZD

Retailer 1
-
$3,268 NZD
Price last confirmed 7 days ago
Retailer 2
-
$3,638 NZD
View
Price last confirmed 8 days ago
Retailer 3
-
$3,807 NZD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$4,031 NZD
View
A
Retailer 5
-
$4,038 NZD
View
A
Retailer 6
-
$4,881 NZD
View
Retailer 7
-
$6,408 NZD
View
Price last confirmed 8 days ago
Retailer 8
-
$7,607 NZD
View
Price last confirmed 66 days ago
Most Expensive
NZ Jewellers
ae161b0a-1ddb-40af-b98c-2b5978228565 · Oct 30
$7,607 NZD
$4,276 USD
View
Price last confirmed 7 days ago
8 more retailers have this diamond
Prices start from $4,031 NZDSave up to $850 NZD

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
$4,031 NZD