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Round|Natural|GIA

1.01ct J IF Round Natural Diamond

EX • J/IF • GIA 1488589185

Certificate GIA 1488589185

Diamond specifications and retailer prices

From $4,522 NZD
As of November 6, 2026
Save $6,030 NZD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,552 NZD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct 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 1488589185. Listed at 20 retailers as of November 2, 2026, with prices from $4,522 to $10,552, a $6,030 spread on the same certified stone. NZ Jewellers lists it at $10,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1488589185
Dimensions6.38 × 6.37 × 4.01 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
NO BGM…NO BLACK...Minor details of polish are not shown.
Top View
6.38 mm6.37 mm1.01 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1488589185
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.9%

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 6
Current: $5,230 NZD|Low: $4,543 NZD|High: $8,950 NZD|Avg: $5,735 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$4,543 NZD
Retailer 2$4,654 NZD
Retailer 9$4,657 NZD
Retailer 1$5,230 NZD
Retailer 11$5,242 NZD
Retailer 4$5,312 NZD
Retailer 10$5,655 NZD
Retailer 7$5,865 NZD
Retailer 5$5,895 NZD
Retailer 6$6,160 NZD
Retailer 8$8,820 NZD

44 data points across 11 retailers

20 retailers$4,522 NZD to $10,552 NZD

A
Cheapest Retailer
-
$4,522 NZD
A
Retailer 2
-
$4,543 NZD
View
A
Retailer 3
-
$4,654 NZD
View
A
Retailer 4
-
$4,657 NZD
View
Final sale: no returns
A
Retailer 5
-
$4,945 NZD
View
Retailer 6
-
$5,049 NZD
View
Price last confirmed 56 days ago
B+
Retailer 7
-
$5,049 NZD
View
Retailer 8
-
$5,049 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$5,230 NZD
View
B+
Retailer 10
-
$5,242 NZD
View
B+
Retailer 11
-
$5,312 NZD
View
Retailer 12
-
$5,655 NZD
View
Price last confirmed 30 days ago
Retailer 13
-
$5,824 NZD
View
Price last confirmed 60 days ago
B+
Retailer 14
-
$5,824 NZD
View
B+
Retailer 15
-
$5,865 NZD
View
B+
Retailer 16
-
$5,895 NZD
View
B+
Retailer 17
-
$6,160 NZD
View
B
Retailer 18
-
$8,820 NZD
View
Retailer 19
-
$10,552 NZD
View
Price last confirmed 57 days ago
Most Expensive
B
NZ Jewellers
da2b8d56-1a72-4b69-ad4f-f6fe86460a3c · Nov 2
$10,552 NZD
$5,932 USD
View
19 more retailers have this diamond
Prices start from $4,522 NZDSave up to $6,030 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
1.01ct Round
$4,522 NZD