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Round|Natural|IGI

1.02ct I IF Round Natural Diamond

EX • I/IF • IGI 817621107

Shape and cutting style on the report: Round brilliant

Certificate IGI 817621107

Diamond specifications and retailer prices

From $4,540 NZD
As of October 30, 2026
Save $6,025 NZD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $10,565 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct 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 817621107. Listed at 9 retailers as of October 30, 2026, with prices from $4,540 to $10,565, a $6,025 spread on the same certified stone. NZ Jewellers lists it at $10,565. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 817621107
Dimensions6.35 × 6.38 × 3.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.35 mm6.38 mm1.02 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 817621107
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: $10,565 NZD|Low: $4,531 NZD|High: $10,565 NZD|Avg: $6,228 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4$4,540 NZD
Retailer 7$4,664 NZD
Retailer 8$5,054 NZD
Retailer 9$5,081 NZD
Retailer 3$5,088 NZD
Retailer 6$5,248 NZD
Retailer 2$5,828 NZD
Retailer 5$8,900 NZD
NZ Jewellers$10,565 NZD

22 data points across 9 retailers

9 retailers$4,540 NZD to $10,565 NZD

A
Cheapest Retailer
-
$4,540 NZD
A
Retailer 2
-
$4,664 NZD
View
Retailer 3
-
$5,054 NZD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$5,081 NZD
View
A
Retailer 5
-
$5,088 NZD
View
Retailer 6
-
$5,248 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$5,828 NZD
View
Retailer 8
-
$8,900 NZD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
74d2f103-b62b-4263-ae54-4ef2dfee21b5 · Oct 30
$10,565 NZD
$5,939 USD
View
8 more retailers have this diamond
Prices start from $4,540 NZDSave up to $6,025 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
1.02ct Round
$4,540 NZD