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Round|Natural|GIA

1.00ct J IF Round Natural Diamond

EX • J/IF • GIA 6442230663

Certificate GIA 6442230663

Diamond specifications and retailer prices

From $4,547 NZD
As of November 5, 2026
Save $6,071 NZD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $10,618 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6442230663. Listed at 14 retailers as of November 5, 2026, with prices from $4,547 to $10,618, a $6,071 spread on the same certified stone. NZ Jewellers lists it at $10,618. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6442230663
Dimensions6.52 × 6.57 × 3.86 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.52 mm6.57 mm1.00 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6442230663
Side View
Table 62.0%Crown 33°Girdle: STK-MEDPavilion 41.4°Culet: NoneDepth 58.9%

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: Nov 5
Current: $5,344 NZD|Low: $4,477 NZD|High: $9,005 NZD|Avg: $5,965 NZD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$4,687 NZD
Retailer 6$4,799 NZD
Retailer 1$5,344 NZD
Retailer 8$5,689 NZD
Retailer 4$5,906 NZD
Retailer 2$5,929 NZD
Retailer 3$6,198 NZD
Retailer 5$8,873 NZD

44 data points across 8 retailers

14 retailers$4,547 NZD to $10,618 NZD

A
Cheapest Retailer
-
$4,547 NZD
A
Retailer 2
-
$4,687 NZD
View
Final sale: no returns
A
Retailer 3
-
$4,799 NZD
View
A
Retailer 4
-
$4,972 NZD
View
Retailer 5
-
$5,079 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$5,344 NZD
View
Retailer 7
-
$5,689 NZD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
$5,780 NZD
View
B+
Retailer 9
-
$5,860 NZD
View
B+
Retailer 10
-
$5,906 NZD
View
B+
Retailer 11
-
$5,929 NZD
View
B+
Retailer 12
-
$6,198 NZD
View
B
Retailer 13
-
$8,873 NZD
View
Most Expensive
B
NZ Jewellers
1a70ee3c-dd16-48e6-ba5c-7cc9d739e857 · Nov 5
$10,618 NZD
$5,969 USD
View
13 more retailers have this diamond
Prices start from $4,547 NZDSave up to $6,071 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
1.00ct Round
$4,547 NZD