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Round|Natural|GIA

1.00ct I IF Round Natural Diamond

EX • I/IF • GIA 6401630896

Certificate GIA 6401630896

Diamond specifications and retailer prices

From $4,075 NZD
As of November 4, 2026
Save $5,458 NZD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,533 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6401630896. Listed at 20 retailers as of November 4, 2026, with prices from $4,075 to $9,533, a $5,458 spread on the same certified stone. NZ Jewellers lists it at $9,533. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6401630896
Dimensions6.41 × 6.38 × 3.89 mm
L/W Ratio1.00
Top View
6.41 mm6.38 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6401630896
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 60.9%

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 4
Current: $5,620 NZD|Low: $4,075 NZD|High: $9,199 NZD|Avg: $5,620 NZD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12$4,075 NZD
Retailer 7$4,093 NZD
Retailer 8$4,954 NZD
Retailer 3$5,049 NZD
Retailer 10$5,114 NZD
Retailer 2$5,328 NZD
Retailer 1$5,620 NZD
Retailer 4$5,844 NZD
Retailer 11$5,998 NZD
Retailer 5$6,280 NZD
Retailer 6$6,678 NZD
Retailer 9$9,149 NZD

37 data points across 12 retailers

20 retailers$4,075 NZD to $9,533 NZD

A
Cheapest Retailer
-
$4,075 NZD
A
Retailer 2
-
$4,093 NZD
View
A
Retailer 3
-
$4,899 NZD
View
A
Retailer 4
-
$4,954 NZD
View
A
Retailer 5
-
$5,049 NZD
View
Final sale: no returns
A
Retailer 6
-
$5,114 NZD
View
A
Retailer 7
-
$5,328 NZD
View
A
Retailer 8
-
$5,472 NZD
View
Retailer 9
-
$5,472 NZD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$5,620 NZD
View
Retailer 11
-
$5,671 NZD
View
Price last confirmed 10 days ago
A
Retailer 12
-
$5,682 NZD
View
Retailer 13
-
$5,844 NZD
View
Price last confirmed 30 days ago
A
Retailer 14
-
$5,998 NZD
View
A
Retailer 15
-
$6,151 NZD
View
A
Retailer 16
-
$6,280 NZD
View
A
Retailer 17
-
$6,313 NZD
View
A
Retailer 18
-
$6,678 NZD
View
B+
Retailer 19
-
$9,149 NZD
View
Most Expensive
B
NZ Jewellers
0844a118-9c39-4725-ad46-3cbc2e120629 · Nov 5
$9,533 NZD
$5,359 USD
View
19 more retailers have this diamond
Prices start from $4,075 NZDSave up to $5,458 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
$4,075 NZD